Outline of science
Encyclopedia
The following outline is provided as an overview of and topical guide to science:

Science
Science
Science is a systematic enterprise that builds and organizes knowledge in the form of testable explanations and predictions about the universe...

– in the broadest sense refers to any system of objective
Objectivity (science)
Objectivity in science is a value that informs how science is practiced and how scientific truths are created. It is the idea that scientists, in attempting to uncover truths about the natural world, must aspire to eliminate personal biases, a priori commitments, emotional involvement, etc...

 knowledge. In a more restricted sense, science refers to a system of acquiring knowledge based on the scientific method
Scientific method
Scientific method refers to a body of techniques for investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge. To be termed scientific, a method of inquiry must be based on gathering empirical and measurable evidence subject to specific principles of...

, as well as to the organized body of knowledge
Knowledge
Knowledge is a familiarity with someone or something unknown, which can include information, facts, descriptions, or skills acquired through experience or education. It can refer to the theoretical or practical understanding of a subject...

 humans have gained by such research
Research
Research can be defined as the scientific search for knowledge, or as any systematic investigation, to establish novel facts, solve new or existing problems, prove new ideas, or develop new theories, usually using a scientific method...

.

Essence of science

Main article: Science
Science
Science is a systematic enterprise that builds and organizes knowledge in the form of testable explanations and predictions about the universe...


  • Inquiry
    Inquiry
    An inquiry is any process that has the aim of augmenting knowledge, resolving doubt, or solving a problem. A theory of inquiry is an account of the various types of inquiry and a treatment of the ways that each type of inquiry achieves its aim.-Deduction:...

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  • Objectivity
    Objectivity (science)
    Objectivity in science is a value that informs how science is practiced and how scientific truths are created. It is the idea that scientists, in attempting to uncover truths about the natural world, must aspire to eliminate personal biases, a priori commitments, emotional involvement, etc...

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  • Research
    Research
    Research can be defined as the scientific search for knowledge, or as any systematic investigation, to establish novel facts, solve new or existing problems, prove new ideas, or develop new theories, usually using a scientific method...

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  • Scientific method –
  • Scientist
    Scientist
    A scientist in a broad sense is one engaging in a systematic activity to acquire knowledge. In a more restricted sense, a scientist is an individual who uses the scientific method. The person may be an expert in one or more areas of science. This article focuses on the more restricted use of the word...

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  • Scientometry –

Branches of science

Branch of science
Branches of science
The branches of science are commonly divided into two major groups: natural sciences, which study natural phenomena , and social sciences, which study human behavior and societies...

 – also called a "science", is a widely-recognized category of specialized scientific expertise, which typically embodies its own terminology
Terminology
Terminology is the study of terms and their use. Terms are words and compound words that in specific contexts are given specific meanings, meanings that may deviate from the meaning the same words have in other contexts and in everyday language. The discipline Terminology studies among other...

 and nomenclature
Nomenclature
Nomenclature is a term that applies to either a list of names or terms, or to the system of principles, procedures and terms related to naming - which is the assigning of a word or phrase to a particular object or property...

. Each branch of science is usually represented by one or more scientific journal
Scientific journal
In academic publishing, a scientific journal is a periodical publication intended to further the progress of science, usually by reporting new research. There are thousands of scientific journals in publication, and many more have been published at various points in the past...

s, where research is peer reviewed before being published.

Natural sciences

  • Natural science
    Natural science
    The natural sciences are branches of science that seek to elucidate the rules that govern the natural world by using empirical and scientific methods...

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Physics

Physics –
  • Acoustics
    Acoustics
    Acoustics is the interdisciplinary science that deals with the study of all mechanical waves in gases, liquids, and solids including vibration, sound, ultrasound and infrasound. A scientist who works in the field of acoustics is an acoustician while someone working in the field of acoustics...

     – study of mechanical waves in solids, liquids, and gases such as vibration and sound.
  • Agrophysics
    Agrophysics
    Agrophysics is a branch of science bordering on agronomy and physics,whose objects of study are the agroecosystem - the biological objects, biotope and biocoenosis affected by human activity, studied and described using the methods of physical sciences....

     – - studies physics of the agricultural ecosystem.
    • Soil physics
      Soil physics
      Soil physics is the study of soil physical properties and processes. It is applied to management and prediction under natural and managed ecosystems. Soil physics deals with the dynamics of physical soil components and their phases as solids, liquids, and gases. It draws on the principles of...

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  • Astrophysics
    Astrophysics
    Astrophysics is the branch of astronomy that deals with the physics of the universe, including the physical properties of celestial objects, as well as their interactions and behavior...

     – - study of the physical aspects of celestial objects.
  • Atmospheric physics
    Atmospheric physics
    Atmospheric physics is the application of physics to the study of the atmosphere. Atmospheric physicists attempt to model Earth's atmosphere and the atmospheres of the other planets using fluid flow equations, chemical models, radiation balancing, and energy transfer processes in the atmosphere...

     – - study of the atmosphere, specifically modelling the atmosphere of earth and other planets.
  • Atomic, molecular, and optical physics
    Atomic, molecular, and optical physics
    Atomic, molecular, and optical physics is the study of matter-matter and light-matter interactions on the scale of single atoms or structures containing a few atoms. The three areas are grouped together because of their interrelationships, the similarity of methods used, and the commonality of the...

     – - study of how matter and light interact.
  • Biophysics
    Biophysics
    Biophysics is an interdisciplinary science that uses the methods of physical science to study biological systems. Studies included under the branches of biophysics span all levels of biological organization, from the molecular scale to whole organisms and ecosystems...

     – - study of physical processes relating to biology.
    • Medical physics
      Medical physics
      Medical physics is the application of physics to medicine. It generally concerns physics as applied to medical imaging and radiotherapy, although a medical physicist may also work in many other areas of healthcare...

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    • Neurophysics
      Neurophysics
      Neurophysics is the branch of biophysics dealing with the nervous system. It covers a wide spectrum of phenomena from molecular and cellular mechanisms to techniques to measure and influence the brain and to theories of brain function...

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  • Chemical physics
    Chemical physics
    Chemical physics is a subdiscipline of chemistry and physics that investigates physicochemical phenomena using techniques from atomic and molecular physics and condensed matter physics; it is the branch of physics that studies chemical processes from the point of view of physics...

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  • Computational physics
    Computational physics
    Computational physics is the study and implementation of numerical algorithms to solve problems in physics for which a quantitative theory already exists...

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  • Condensed matter physics
    Condensed matter physics
    Condensed matter physics deals with the physical properties of condensed phases of matter. These properties appear when a number of atoms at the supramolecular and macromolecular scale interact strongly and adhere to each other or are otherwise highly concentrated in a system. The most familiar...

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  • Cryogenics
    Cryogenics
    In physics, cryogenics is the study of the production of very low temperature and the behavior of materials at those temperatures. A person who studies elements under extremely cold temperature is called a cryogenicist. Rather than the relative temperature scales of Celsius and Fahrenheit,...

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    • Cryonics
      Cryonics
      Cryonics is the low-temperature preservation of humans and animals who can no longer be sustained by contemporary medicine, with the hope that healing and resuscitation may be possible in the future. Cryopreservation of people or large animals is not reversible with current technology...

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  • Dynamics
    Dynamics (mechanics)
    In the field of physics, the study of the causes of motion and changes in motion is dynamics. In other words the study of forces and why objects are in motion. Dynamics includes the study of the effect of torques on motion...

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  • Econophysics
    Econophysics
    Econophysics is an interdisciplinary research field, applying theories and methods originally developed by physicists in order to solve problems in economics, usually those including uncertainty or stochastic processes and nonlinear dynamics...

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  • Electromagnetism
    Electromagnetism
    Electromagnetism is one of the four fundamental interactions in nature. The other three are the strong interaction, the weak interaction and gravitation...

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  • Geophysics
    Geophysics
    Geophysics is the physics of the Earth and its environment in space; also the study of the Earth using quantitative physical methods. The term geophysics sometimes refers only to the geological applications: Earth's shape; its gravitational and magnetic fields; its internal structure and...

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  • Materials physics –
  • Mathematical physics
    Mathematical physics
    Mathematical physics refers to development of mathematical methods for application to problems in physics. The Journal of Mathematical Physics defines this area as: "the application of mathematics to problems in physics and the development of mathematical methods suitable for such applications and...

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  • Mechanics
    Mechanics
    Mechanics is the branch of physics concerned with the behavior of physical bodies when subjected to forces or displacements, and the subsequent effects of the bodies on their environment....

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    • Biomechanics
      Biomechanics
      Biomechanics is the application of mechanical principles to biological systems, such as humans, animals, plants, organs, and cells. Perhaps one of the best definitions was provided by Herbert Hatze in 1974: "Biomechanics is the study of the structure and function of biological systems by means of...

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    • Classical mechanics
      Classical mechanics
      In physics, classical mechanics is one of the two major sub-fields of mechanics, which is concerned with the set of physical laws describing the motion of bodies under the action of a system of forces...

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    • Continuum mechanics
      Continuum mechanics
      Continuum mechanics is a branch of mechanics that deals with the analysis of the kinematics and the mechanical behavior of materials modelled as a continuous mass rather than as discrete particles...

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    • Fluid mechanics
      Fluid mechanics
      Fluid mechanics is the study of fluids and the forces on them. Fluid mechanics can be divided into fluid statics, the study of fluids at rest; fluid kinematics, the study of fluids in motion; and fluid dynamics, the study of the effect of forces on fluid motion...

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    • Quantum mechanics
      Quantum mechanics
      Quantum mechanics, also known as quantum physics or quantum theory, is a branch of physics providing a mathematical description of much of the dual particle-like and wave-like behavior and interactions of energy and matter. It departs from classical mechanics primarily at the atomic and subatomic...

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    • Thermodynamics
      Thermodynamics
      Thermodynamics is a physical science that studies the effects on material bodies, and on radiation in regions of space, of transfer of heat and of work done on or by the bodies or radiation...

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  • Nuclear physics
    Nuclear physics
    Nuclear physics is the field of physics that studies the building blocks and interactions of atomic nuclei. The most commonly known applications of nuclear physics are nuclear power generation and nuclear weapons technology, but the research has provided application in many fields, including those...

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  • Optics
    Optics
    Optics is the branch of physics which involves the behavior and properties of light, including its interactions with matter and the construction of instruments that use or detect it. Optics usually describes the behavior of visible, ultraviolet, and infrared light...

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  • Particle physics
    Particle physics
    Particle physics is a branch of physics that studies the existence and interactions of particles that are the constituents of what is usually referred to as matter or radiation. In current understanding, particles are excitations of quantum fields and interact following their dynamics...

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  • Psychophysics
    Psychophysics
    Psychophysics quantitatively investigates the relationship between physical stimuli and the sensations and perceptions they effect. Psychophysics has been described as "the scientific study of the relation between stimulus and sensation" or, more completely, as "the analysis of perceptual...

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  • Plasma physics –
  • Polymer physics
    Polymer physics
    Polymer physics is the field of physics that studies polymers, their fluctuations, mechanical properties, as well as the kinetics of reactions involving degradation and polymerisation of polymers and monomers respectively....

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  • Quantum physics –
  • Statics
    Statics
    Statics is the branch of mechanics concerned with the analysis of loads on physical systems in static equilibrium, that is, in a state where the relative positions of subsystems do not vary over time, or where components and structures are at a constant velocity...

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  • Solid state physics –
  • Vehicle dynamics
    Vehicle dynamics
    Vehicle dynamics refers to the dynamics of vehicles, here assumed to be ground vehicles. Vehicle dynamics is a part of engineering primarily based on classical mechanics but it may also involve chemistry, solid state physics, electrical engineering, communications, psychology, control theory,...

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Chemistry

Chemistry –
  • Analytical chemistry
    Analytical chemistry
    Analytical chemistry is the study of the separation, identification, and quantification of the chemical components of natural and artificial materials. Qualitative analysis gives an indication of the identity of the chemical species in the sample and quantitative analysis determines the amount of...

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  • Astrochemistry
    Astrochemistry
    Astrochemistry is the study of the abundance and reactions of chemical elements and molecules in the universe, and their interaction with radiation. The discipline is an overlap of astronomy and chemistry. The word "astrochemistry" may be applied to both the Solar System and the interstellar medium...

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    • Cosmochemistry
      Cosmochemistry
      Cosmochemistry or chemical cosmology is the study of the chemical composition of matter in the universe and the processes that led to those compositions. This is done primarily through the study of the chemical composition of meteorites and other physical samples...

       – analysis of the distribution of elements and their isotopes in the cosmos.
  • Atmospheric chemistry
    Atmospheric chemistry
    Atmospheric chemistry is a branch of atmospheric science in which the chemistry of the Earth's atmosphere and that of other planets is studied. It is a multidisciplinary field of research and draws on environmental chemistry, physics, meteorology, computer modeling, oceanography, geology and...

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  • Biochemistry –
    • Agrochemistry –
    • Bioinorganic chemistry
      Bioinorganic chemistry
      Bioinorganic chemistry is a field that examines the role of metals in biology. Bioinorganic chemistry includes the study of both natural phenomena such as the behavior of metalloproteins as well artificially introduced metals, including those that are non-essential, in medicine and toxicology...

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    • Bioorganic chemistry
      Bioorganic chemistry
      Bioorganic chemistry is a rapidly growing scientific discipline that combines organic chemistry and biochemistry. While biochemistry aims at understanding biological processes using chemistry, bioorganic chemistry attempts to expand organic-chemical researches toward biology...

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    • Biophysical chemistry
      Biophysical chemistry
      Biophysical chemistry is a relatively new branch of chemistry that covers a broad spectrum of research activities involving biological systems. The most common feature of the research in this subject is to seek explanation of the various phenomena in biological systems in terms of either the...

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    • Environmental chemistry
      Environmental chemistry
      Environmental chemistry is the scientific study of the chemical and biochemical phenomena that occur in natural places. It should not be confused with green chemistry, which seeks to reduce potential pollution at its source...

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    • Immunochemistry
      Immunochemistry
      Immunochemistry is a branch of chemistry that involves the study of the reactions and components on the immune system.Various methods in immunochemistry have been developed and refined, and been used in scientific study, from virology to molecular evolution....

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    • Medicinal chemistry
      Medicinal chemistry
      Medicinal chemistry and pharmaceutical chemistry are disciplines at the intersection of chemistry, especially synthetic organic chemistry, and pharmacology and various other biological specialties, where it is involved with design, chemical synthesis and development for market of pharmaceutical...

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    • Pharmacology
      Pharmacology
      Pharmacology is the branch of medicine and biology concerned with the study of drug action. More specifically, it is the study of the interactions that occur between a living organism and chemicals that affect normal or abnormal biochemical function...

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    • Natural product chemistry –
    • Neurochemistry
      Neurochemistry
      Neurochemistry is the specific study of neurochemicals, which include neurotransmitters and other molecules such as neuro-active drugs that influence neuron function. This principle closely examines the manner in which these neurochemicals influence the network of neural operation...

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  • Computational chemistry
    Computational chemistry
    Computational chemistry is a branch of chemistry that uses principles of computer science to assist in solving chemical problems. It uses the results of theoretical chemistry, incorporated into efficient computer programs, to calculate the structures and properties of molecules and solids...

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    • Chemo-informatics –
    • Molecular mechanics
      Molecular mechanics
      Molecular mechanics uses Newtonian mechanics to model molecular systems. The potential energy of all systems in molecular mechanics is calculated using force fields...

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  • Flavor chemistry –
  • Flow chemistry
    Flow chemistry
    In flow chemistry, a chemical reaction is run in a continuously flowing stream rather than in batch production. In other words, pumps move fluid into a tube, and where tubes join one another, the fluids contact one another. If these fluids are reactive, a reaction takes place...

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  • Geochemistry
    Geochemistry
    The field of geochemistry involves study of the chemical composition of the Earth and other planets, chemical processes and reactions that govern the composition of rocks, water, and soils, and the cycles of matter and energy that transport the Earth's chemical components in time and space, and...

     – study of the chemical composition of the Earth and other planets, chemical processes and reactions that govern the composition of rocks, water, and soils, and the cycles of matter and energy that transport the Earth's chemical components in time and space, and their interaction with the hydrosphere and the atmosphere.
    • Aqueous geochemistry – study of the role of various elements in watersheds, including copper, sulfur, mercury, and how elemental fluxes are exchanged through atmospheric-terrestrial-aquatic interactions.
    • Isotope geochemistry
      Isotope geochemistry
      Isotope geochemistry is an aspect of geology based upon study of the relative and absolute concentrations of the elements and their isotopes in the Earth. Variations in the abundance of these isotopes, typically measured with an isotope ratio mass spectrometer or an accelerator mass spectrometer,...

       – determination of the relative and absolute concentrations of the elements and their isotopes in the earth and on earth's surface.
    • Ocean chemistry
      Ocean chemistry
      Ocean chemistry, also known as marine chemistry, is influenced by turbidity currents, sediments, pH levels, atmoshperic constituents, metamorphic activity, and ecology...

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    • Organic geochemistry
      Organic geochemistry
      Organic geochemistry is the study of the impacts and processes that organisms have had on the Earth. The study of organic geochemistry is usually traced to the work of Alfred E. Treibs, "the father of organic geochemistry." Treibs first isolated metalloporphyrins from petroleum. This discovery...

       – study of the role of processes and compounds that are derived from living or once-living organisms.
    • Regional, environmental and exploration geochemistry
      Regional, environmental and exploration geochemistry
      Regional geochemistry is the study of the spatial variation in the chemical composition of materials at the surface of the Earth, on a scale of tens to thousands of kilometres...

       – applications to environmental, hydrological and mineral exploration studies.
  • Hydrogenation chemistry –
  • Inorganic chemistry
    Inorganic chemistry
    Inorganic chemistry is the branch of chemistry concerned with the properties and behavior of inorganic compounds. This field covers all chemical compounds except the myriad organic compounds , which are the subjects of organic chemistry...

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  • Nuclear chemistry
    Nuclear chemistry
    Nuclear chemistry is the subfield of chemistry dealing with radioactivity, nuclear processes and nuclear properties.It is the chemistry of radioactive elements such as the actinides, radium and radon together with the chemistry associated with equipment which are designed to perform nuclear...

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    • Radiochemistry
      Radiochemistry
      Radiochemistry is the chemistry of radioactive materials, where radioactive isotopes of elements are used to study the properties and chemical reactions of non-radioactive isotopes...

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  • Organic chemistry –
    • Petrochemistry
      Petrochemistry
      Petrochemistry is a branch of chemistry that studies the transformation of crude oil and natural gas into useful products or raw materials. These petrochemicals have become an essential part of the chemical industry today.-Origin of Petroleum:...

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  • Organometallic chemistry
    Organometallic chemistry
    Organometallic chemistry is the study of chemical compounds containing bonds between carbon and a metal. Since many compounds without such bonds are chemically similar, an alternative may be compounds containing metal-element bonds of a largely covalent character...

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  • Photochemistry
    Photochemistry
    Photochemistry, a sub-discipline of chemistry, is the study of chemical reactions that proceed with the absorption of light by atoms or molecules.. Everyday examples include photosynthesis, the degradation of plastics and the formation of vitamin D with sunlight.-Principles:Light is a type of...

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  • Physical chemistry
    Physical chemistry
    Physical chemistry is the study of macroscopic, atomic, subatomic, and particulate phenomena in chemical systems in terms of physical laws and concepts...

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    • Chemical kinetics
      Chemical kinetics
      Chemical kinetics, also known as reaction kinetics, is the study of rates of chemical processes. Chemical kinetics includes investigations of how different experimental conditions can influence the speed of a chemical reaction and yield information about the reaction's mechanism and transition...

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    • Chemical thermodynamics
      Chemical thermodynamics
      Chemical thermodynamics is the study of the interrelation of heat and work with chemical reactions or with physical changes of state within the confines of the laws of thermodynamics...

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    • Femtochemistry
      Femtochemistry
      Femtochemistry is the science that studies chemical reactions on extremely short timescales, approximately 10–15 seconds .-Introduction:...

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    • Physical organic chemistry
      Physical organic chemistry
      Physical organic chemistry is the study of the interrelationships between structure and reactivity in organic molecules. It can be seen as the study of organic chemistry using tools of physical chemistry such as chemical equilibrium, chemical kinetics, thermochemistry, and quantum chemistry...

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    • Quantum chemistry
      Quantum chemistry
      Quantum chemistry is a branch of chemistry whose primary focus is the application of quantum mechanics in physical models and experiments of chemical systems...

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      • Electrochemistry
        Electrochemistry
        Electrochemistry is a branch of chemistry that studies chemical reactions which take place in a solution at the interface of an electron conductor and an ionic conductor , and which involve electron transfer between the electrode and the electrolyte or species in solution.If a chemical reaction is...

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      • Sonochemistry
        Sonochemistry
        In chemistry, the study of sonochemistry is concerned with understanding the effect of sonic waves and wave properties on chemical systems. The chemical effects of ultrasound do not come from adirect interaction with molecular species...

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    • Stereochemistry
      Stereochemistry
      Stereochemistry, a subdiscipline of chemistry, involves the study of the relative spatial arrangement of atoms within molecules. An important branch of stereochemistry is the study of chiral molecules....

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    • Supramolecular chemistry
      Supramolecular chemistry
      Supramolecular chemistry refers to the area of chemistry beyond the molecules and focuses on the chemical systems made up of a discrete number of assembled molecular subunits or components...

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    • Thermochemistry
      Thermochemistry
      Thermochemistry is the study of the energy and heat associated with chemical reactions and/or physical transformations. A reaction may release or absorb energy, and a phase change may do the same, such as in melting and boiling. Thermochemistry focuses on these energy changes, particularly on the...

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  • Phytochemistry
    Phytochemistry
    Phytochemistry is in the strict sense of the word the study of phytochemicals. These are chemicals derived from plants. In a narrower sense the terms are often used to describe the large number of secondary metabolic compounds found in plants. Many of these are known to provide protection against...

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  • Multidisciplinary fields involving chemistry
    • Chemical biology
      Chemical biology
      Chemical biology is a scientific discipline spanning the fields of chemistry and biology that involves the application of chemical techniques and tools, often compounds produced through synthetic chemistry, to the study and manipulation of biological systems. This is a subtle difference from...

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    • Chemical engineering
      Chemical engineering
      Chemical engineering is the branch of engineering that deals with physical science , and life sciences with mathematics and economics, to the process of converting raw materials or chemicals into more useful or valuable forms...

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    • Chemical oceanography
      Chemical oceanography
      Chemical oceanography is the study of ocean chemistry: the behavior of the chemical elements within the Earth's oceans. The ocean is unique in that it contains - in greater or lesser quantities - nearly every element in the periodic table....

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    • Chemical physics
      Chemical physics
      Chemical physics is a subdiscipline of chemistry and physics that investigates physicochemical phenomena using techniques from atomic and molecular physics and condensed matter physics; it is the branch of physics that studies chemical processes from the point of view of physics...

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    • Materials science
      Materials science
      Materials science is an interdisciplinary field applying the properties of matter to various areas of science and engineering. This scientific field investigates the relationship between the structure of materials at atomic or molecular scales and their macroscopic properties. It incorporates...

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    • Mathematical chemistry
      Mathematical chemistry
      Mathematical chemistry is the area of research engaged in novel applications of mathematics to chemistry; it concerns itself principally with the mathematical modeling of chemical phenomena...

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    • Mechanochemistry
      Mechanochemistry
      Mechanochemistry is the coupling of the mechanical and the chemical phenomena on a molecular scale and includes mechanical breakage, chemical behaviour of mechanically-stressed solids , tribology, polymer degradation under shear, cavitation-related phenomena , shock wave chemistry and physics, and...

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    • Nanotechnology
      Nanotechnology
      Nanotechnology is the study of manipulating matter on an atomic and molecular scale. Generally, nanotechnology deals with developing materials, devices, or other structures possessing at least one dimension sized from 1 to 100 nanometres...

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    • Oenology
      Oenology
      Oenology,[p] œnology , or enology is the science and study of all aspects of wine and winemaking except vine-growing and grape-harvesting, which is a subfield called viticulture. “Viticulture & oenology” is a common designation for training programmes and research centres that include both the...

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    • Polymer chemistry
      Polymer chemistry
      Polymer chemistry or macromolecular chemistry is a multidisciplinary science that deals with the chemical synthesis and chemical properties of polymers or macromolecules. According to IUPAC recommendations, macromolecules refer to the individual molecular chains and are the domain of chemistry...

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    • Solid-state chemistry
      Solid-state chemistry
      Solid-state chemistry, also sometimes referred to as materials chemistry, is the study of the synthesis, structure, and properties of solid phase materials, particularly, but not necessarily exclusively of, non-molecular solids...

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    • Spectroscopy
      Spectroscopy
      Spectroscopy is the study of the interaction between matter and radiated energy. Historically, spectroscopy originated through the study of visible light dispersed according to its wavelength, e.g., by a prism. Later the concept was expanded greatly to comprise any interaction with radiative...

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    • Statistical mechanics
      Statistical mechanics
      Statistical mechanics or statistical thermodynamicsThe terms statistical mechanics and statistical thermodynamics are used interchangeably...

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    • Surface science
      Surface science
      Surface science is the study of physical and chemical phenomena that occur at the interface of two phases, including solid–liquid interfaces, solid–gas interfaces, solid–vacuum interfaces, and liquid-gas interfaces. It includes the fields of surface chemistry and surface physics. Some related...

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Astronomy

Astronomy –
  • Astrobiology
    Astrobiology
    Astrobiology is the study of the origin, evolution, distribution, and future of life in the universe. This interdisciplinary field encompasses the search for habitable environments in our Solar System and habitable planets outside our Solar System, the search for evidence of prebiotic chemistry,...

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  • Astrochemistry
    Astrochemistry
    Astrochemistry is the study of the abundance and reactions of chemical elements and molecules in the universe, and their interaction with radiation. The discipline is an overlap of astronomy and chemistry. The word "astrochemistry" may be applied to both the Solar System and the interstellar medium...

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  • Astrodynamics
    Astrodynamics
    Orbital mechanics or astrodynamics is the application of ballistics and celestial mechanics to the practical problems concerning the motion of rockets and other spacecraft. The motion of these objects is usually calculated from Newton's laws of motion and Newton's law of universal gravitation. It...

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  • Astrometry
    Astrometry
    Astrometry is the branch of astronomy that involves precise measurements of the positions and movements of stars and other celestial bodies. The information obtained by astrometric measurements provides information on the kinematics and physical origin of our Solar System and our Galaxy, the Milky...

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  • Astrophysics
    Astrophysics
    Astrophysics is the branch of astronomy that deals with the physics of the universe, including the physical properties of celestial objects, as well as their interactions and behavior...

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  • Cosmochemistry
    Cosmochemistry
    Cosmochemistry or chemical cosmology is the study of the chemical composition of matter in the universe and the processes that led to those compositions. This is done primarily through the study of the chemical composition of meteorites and other physical samples...

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  • Cosmology
    Cosmology
    Cosmology is the discipline that deals with the nature of the Universe as a whole. Cosmologists seek to understand the origin, evolution, structure, and ultimate fate of the Universe at large, as well as the natural laws that keep it in order...

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  • Extragalactic astronomy
    Extragalactic astronomy
    Extragalactic astronomy is the branch of astronomy concerned with objects outside our own Milky Way Galaxy. In other words, it is the study of all astronomical objects which are not covered by galactic astronomy, the next level of galactic astronomy....

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  • Galactic astronomy
    Galactic astronomy
    Galactic astronomy is the study of our own Milky Way galaxy and all its contents. This is in contrast to extragalactic astronomy, which is the study of everything outside our galaxy, including all other galaxies....

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  • Physical cosmology
    Physical cosmology
    Physical cosmology, as a branch of astronomy, is the study of the largest-scale structures and dynamics of the universe and is concerned with fundamental questions about its formation and evolution. For most of human history, it was a branch of metaphysics and religion...

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  • Planetary geology
    Planetary geology
    Planetary geology, alternatively known as astrogeology or exogeology, is a planetary science discipline concerned with the geology of the celestial bodies such as the planets and their moons, asteroids, comets, and meteorites...

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  • Planetary science
    Planetary science
    Planetary science is the scientific study of planets , moons, and planetary systems, in particular those of the Solar System and the processes that form them. It studies objects ranging in size from micrometeoroids to gas giants, aiming to determine their composition, dynamics, formation,...

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  • Solar astronomy
    Sun
    The Sun is the star at the center of the Solar System. It is almost perfectly spherical and consists of hot plasma interwoven with magnetic fields...

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  • Stellar astronomy –

Earth sciences

Earth science –
  • Atmospheric sciences
    Atmospheric sciences
    Atmospheric sciences is an umbrella term for the study of the atmosphere, its processes, the effects other systems have on the atmosphere, and the effects of the atmosphere on these other systems. Meteorology includes atmospheric chemistry and atmospheric physics with a major focus on weather...

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  • Biogeography
    Biogeography
    Biogeography is the study of the distribution of species , organisms, and ecosystems in space and through geological time. Organisms and biological communities vary in a highly regular fashion along geographic gradients of latitude, elevation, isolation and habitat area...

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  • Cartography –
  • Climatology
    Climatology
    Climatology is the study of climate, scientifically defined as weather conditions averaged over a period of time, and is a branch of the atmospheric sciences...

     –
  • Coastal geography
    Coastal geography
    Coastal geography is the study of the dynamic interface between the ocean and the land, incorporating both the physical geography and the human geography of the coast...

     –
  • Geodesy
    Geodesy
    Geodesy , also named geodetics, a branch of earth sciences, is the scientific discipline that deals with the measurement and representation of the Earth, including its gravitational field, in a three-dimensional time-varying space. Geodesists also study geodynamical phenomena such as crustal...

     –
  • Geography
    Outline of geography
    The following outline is provided as an overview of and topical guide to geography:Geography – science that studies the lands, features, inhabitants, and phenomena of Earth.- Geography is :...

     –
  • Geoinformatics
    Geoinformatics
    Geoinformatics is the science and the technology which develops and uses information science infrastructure to address the problems of geography, geosciences and related branches of engineering.-Overview:...

     –
  • Geology –
  • Geomorphology
    Geomorphology
    Geomorphology is the scientific study of landforms and the processes that shape them...

     –
  • Geostatistics
    Geostatistics
    Geostatistics is a branch of statistics focusing on spatial or spatiotemporal datasets. Developed originally to predict probability distributions of ore grades for mining operations, it is currently applied in diverse disciplines including petroleum geology, hydrogeology, hydrology, meteorology,...

     –
  • Geophysics
    Geophysics
    Geophysics is the physics of the Earth and its environment in space; also the study of the Earth using quantitative physical methods. The term geophysics sometimes refers only to the geological applications: Earth's shape; its gravitational and magnetic fields; its internal structure and...

     –
  • Glaciology
    Glaciology
    Glaciology Glaciology Glaciology (from Middle French dialect (Franco-Provençal): glace, "ice"; or Latin: glacies, "frost, ice"; and Greek: λόγος, logos, "speech" lit...

     –
  • Hydrology
    Hydrology
    Hydrology is the study of the movement, distribution, and quality of water on Earth and other planets, including the hydrologic cycle, water resources and environmental watershed sustainability...

     –
  • Hydrogeology
    Hydrogeology
    Hydrogeology is the area of geology that deals with the distribution and movement of groundwater in the soil and rocks of the Earth's crust, . The term geohydrology is often used interchangeably...

     –
  • Mineralogy
    Mineralogy
    Mineralogy is the study of chemistry, crystal structure, and physical properties of minerals. Specific studies within mineralogy include the processes of mineral origin and formation, classification of minerals, their geographical distribution, as well as their utilization.-History:Early writing...

     –
  • Meteorology –
  • Oceanography
    Oceanography
    Oceanography , also called oceanology or marine science, is the branch of Earth science that studies the ocean...

     –
  • Paleoclimatology
    Paleoclimatology
    Paleoclimatology is the study of changes in climate taken on the scale of the entire history of Earth. It uses a variety of proxy methods from the Earth and life sciences to obtain data previously preserved within rocks, sediments, ice sheets, tree rings, corals, shells and microfossils; it then...

     –
  • Paleontology
    Paleontology
    Paleontology "old, ancient", ὄν, ὀντ- "being, creature", and λόγος "speech, thought") is the study of prehistoric life. It includes the study of fossils to determine organisms' evolution and interactions with each other and their environments...

     –
  • Petrology
    Petrology
    Petrology is the branch of geology that studies rocks, and the conditions in which rocks form....

     –
  • Limnology
    Limnology
    Limnology , also called freshwater science, is the study of inland waters. It is often regarded as a division of ecology or environmental science. It covers the biological, chemical, physical, geological, and other attributes of all inland waters...

     –
  • Seismology
    Seismology
    Seismology is the scientific study of earthquakes and the propagation of elastic waves through the Earth or through other planet-like bodies. The field also includes studies of earthquake effects, such as tsunamis as well as diverse seismic sources such as volcanic, tectonic, oceanic,...

     –
  • Soil science
    Soil science
    Soil science is the study of soil as a natural resource on the surface of the earth including soil formation, classification and mapping; physical, chemical, biological, and fertility properties of soils; and these properties in relation to the use and management of soils.Sometimes terms which...

     –
  • Topography
    Topography
    Topography is the study of Earth's surface shape and features or those ofplanets, moons, and asteroids...

     –
  • Volcanology
    Volcanology
    Volcanology is the study of volcanoes, lava, magma, and related geological, geophysical and geochemical phenomena. The term volcanology is derived from the Latin word vulcan. Vulcan was the ancient Roman god of fire....

     –

Environmental sciences


  • Ecology –
    • Freshwater biology
      Freshwater biology
      Freshwater ecosystems are a subset of Earth's aquatic ecosystems. They include lakes and ponds, rivers, streams and springs, and wetlands. They can be contrasted with marine ecosystems, which have a larger salt content...

       –
    • Marine biology
      Marine biology
      Marine biology is the scientific study of organisms in the ocean or other marine or brackish bodies of water. Given that in biology many phyla, families and genera have some species that live in the sea and others that live on land, marine biology classifies species based on the environment rather...

       –
    • Parasitology
      Parasitology
      Parasitology is the study of parasites, their hosts, and the relationship between them. As a biological discipline, the scope of parasitology is not determined by the organism or environment in question, but by their way of life...

       –
    • Population dynamics
      Population dynamics
      Population dynamics is the branch of life sciences that studies short-term and long-term changes in the size and age composition of populations, and the biological and environmental processes influencing those changes...

       –
  • Environmental chemistry
    Environmental chemistry
    Environmental chemistry is the scientific study of the chemical and biochemical phenomena that occur in natural places. It should not be confused with green chemistry, which seeks to reduce potential pollution at its source...

     –
  • Environmental soil science
    Environmental soil science
    Environmental soil science is the study of the interaction of humans with the pedosphere as well as critical aspects of the biosphere, the lithosphere, the hydrosphere, and the atmosphere...

     –
  • Environmental geology
    Environmental geology
    Environmental geology, like hydrogeology, is an applied science concerned with the practical application of the principles of geology in the solving of environmental problems. It is a multidisciplinary field that is closely related to engineering geology and, to a lesser extent, to environmental...

     –
  • Toxicology
    Toxicology
    Toxicology is a branch of biology, chemistry, and medicine concerned with the study of the adverse effects of chemicals on living organisms...

     –

Life Sciences (Biology)

Biology –
  • Aerobiology
    Aerobiology
    Aerobiology is a branch of biology that studies organic particles, such as bacteria, fungal spores, very small insects, pollen grains and viruses, which are passively transported by the air...

     – study of airborne organic particles
  • Agriculture – study of producing crops from the land, with an emphasis on practical applications
  • Anatomy
    Anatomy
    Anatomy is a branch of biology and medicine that is the consideration of the structure of living things. It is a general term that includes human anatomy, animal anatomy , and plant anatomy...

     – study of form and function, in plants, animals, and other organisms, or specifically in humans
    • Human anatomy
      Outline of human anatomy
      Human anatomy, a branch of anatomy, is the scientific study of the morphology of the adult human. It is subdivided into gross anatomy and microscopic anatomy. Gross anatomy is the study of anatomical structures that can be seen by unaided vision...

       –
  • Astrobiology
    Astrobiology
    Astrobiology is the study of the origin, evolution, distribution, and future of life in the universe. This interdisciplinary field encompasses the search for habitable environments in our Solar System and habitable planets outside our Solar System, the search for evidence of prebiotic chemistry,...

     – study of evolution, distribution, and future of life in the universe—also known as exobiology, exopaleontology, and bioastronomy
  • Biochemistry – study of the chemical reactions required for life to exist and function, usually a focus on the cellular level
  • Bioengineering – study of biology through the means of engineering with an emphasis on applied knowledge and especially related to biotechnology
  • Biogeography
    Biogeography
    Biogeography is the study of the distribution of species , organisms, and ecosystems in space and through geological time. Organisms and biological communities vary in a highly regular fashion along geographic gradients of latitude, elevation, isolation and habitat area...

     – study of the distribution of species spatially and temporally
  • Bioinformatics
    Bioinformatics
    Bioinformatics is the application of computer science and information technology to the field of biology and medicine. Bioinformatics deals with algorithms, databases and information systems, web technologies, artificial intelligence and soft computing, information and computation theory, software...

     – use of information technology for the study, collection, and storage of genomic and other biological data
  • Biomathematics or Mathematical Biology – quantitative or mathematical study of biological processes, with an emphasis on modeling
  • Biomechanics
    Biomechanics
    Biomechanics is the application of mechanical principles to biological systems, such as humans, animals, plants, organs, and cells. Perhaps one of the best definitions was provided by Herbert Hatze in 1974: "Biomechanics is the study of the structure and function of biological systems by means of...

     — often considered a branch of medicine, the study of the mechanics of living beings, with an emphasis on applied use through prosthetics or orthotics
    Orthotics
    Orthotics is a specialty within the medical field concerned with the design, manufacture and application of orthoses. An orthosis is an orthopedic device that supports or corrects the function of a limb or the torso...

  • Biomedical research
    Biomedical research
    Biomedical research , in general simply known as medical research, is the basic research, applied research, or translational research conducted to aid and support the body of knowledge in the field of medicine...

     – study of the human body in health and disease
  • Biophysics
    Biophysics
    Biophysics is an interdisciplinary science that uses the methods of physical science to study biological systems. Studies included under the branches of biophysics span all levels of biological organization, from the molecular scale to whole organisms and ecosystems...

     – study of biological processes through physics, by applying the theories and methods traditionally used in the physical sciences
  • Biotechnology
    Biotechnology
    Biotechnology is a field of applied biology that involves the use of living organisms and bioprocesses in engineering, technology, medicine and other fields requiring bioproducts. Biotechnology also utilizes these products for manufacturing purpose...

     — a new and sometimes controversial branch of biology that studies the manipulation of living matter, including genetic modification and synthetic biology
    Synthetic biology
    Synthetic biology is a new area of biological research that combines science and engineering. It encompasses a variety of different approaches, methodologies, and disciplines with a variety of definitions...

  • Building biology
    Building biology
    Building biology is a field of building science that investigates the indoor living environment for a variety of irritants. Practitioners consider the built environment as something with which the occupants interact, and believe its functioning can produce a restful or stressful environment...

     – study of the indoor living environment
  • Botany – study of plants
  • Cell biology
    Outline of cell biology
    The following outline is provided as an overview of and topical guide to cell biology:Cell biology – academic discipline that studies cells – their physiological properties, their structure, the organelles they contain, interactions with their environment, their life cycle, division and death...

     – study of the cell as a complete unit, and the molecular and chemical interactions that occur within a living cell
  • Conservation Biology
    Conservation biology
    Conservation biology is the scientific study of the nature and status of Earth's biodiversity with the aim of protecting species, their habitats, and ecosystems from excessive rates of extinction...

     – study of the preservation, protection, or restoration of the natural environment, natural ecosystems, vegetation, and wildlife
  • Chronobiology
    Chronobiology
    Chronobiology is a field of biology that examines periodic phenomena in living organisms and their adaptation to solar- and lunar-related rhythms. These cycles are known as biological rhythms. Chronobiology comes from the ancient Greek χρόνος , and biology, which pertains to the study, or science,...

     –
  • Cryobiology
    Cryobiology
    Cryobiology is the branch of biology that studies the effects of low temperatures on living things. The word cryobiology is derived from the Greek words "cryo" = cold, "bios" = life, and "logos" = science. In practice, cryobiology is the study of biological material or systems at temperatures below...

     – study of the effects of lower than normally preferred temperatures on living beings.
  • Developmental biology
    Developmental biology
    Developmental biology is the study of the process by which organisms grow and develop. Modern developmental biology studies the genetic control of cell growth, differentiation and "morphogenesis", which is the process that gives rise to tissues, organs and anatomy.- Related fields of study...

     – study of the processes through which an organism forms, from zygote to full structure
    • Embryology
      Embryology
      Embryology is a science which is about the development of an embryo from the fertilization of the ovum to the fetus stage...

       – study of the development of embryo (from fecundation to birth). See also topobiology.
    • Gerontology
      Gerontology
      Gerontology is the study of the social, psychological and biological aspects of aging...

       – study of aging processes.
  • Ecology – study of the interactions of living organisms with one another and with the non-living elements of their environment
  • Environmental Biology – study of the natural world, as a whole or in a particular area, especially as affected by human activity
  • Epidemiology
    Epidemiology
    Epidemiology is the study of health-event, health-characteristic, or health-determinant patterns in a population. It is the cornerstone method of public health research, and helps inform policy decisions and evidence-based medicine by identifying risk factors for disease and targets for preventive...

     — a major component of public health research, studying factors affecting the health of populations
  • Evolution
    Evolution
    Evolution is any change across successive generations in the heritable characteristics of biological populations. Evolutionary processes give rise to diversity at every level of biological organisation, including species, individual organisms and molecules such as DNA and proteins.Life on Earth...

     –
    • Evolutionary Biology – study of the origin and descent of species over time
      • Evolutionary developmental biology
        Evolutionary developmental biology
        Evolutionary developmental biology is a field of biology that compares the developmental processes of different organisms to determine the ancestral relationship between them, and to discover how developmental processes evolved...

         –
    • Paleobiology
      Paleobiology
      Paleobiology is a growing and comparatively new discipline which combines the methods and findings of the natural science biology with the methods and findings of the earth science paleontology...

       –
      • Paleontology
        Paleontology
        Paleontology "old, ancient", ὄν, ὀντ- "being, creature", and λόγος "speech, thought") is the study of prehistoric life. It includes the study of fossils to determine organisms' evolution and interactions with each other and their environments...

         – study of fossils and sometimes geographic evidence of prehistoric life
  • Genetics – study of genes and heredity
    • Genomics
      Genomics
      Genomics is a discipline in genetics concerning the study of the genomes of organisms. The field includes intensive efforts to determine the entire DNA sequence of organisms and fine-scale genetic mapping efforts. The field also includes studies of intragenomic phenomena such as heterosis,...

       –
    • Proteomics
      Proteomics
      Proteomics is the large-scale study of proteins, particularly their structures and functions. Proteins are vital parts of living organisms, as they are the main components of the physiological metabolic pathways of cells. The term "proteomics" was first coined in 1997 to make an analogy with...

       –
    • Population genetics
      Population genetics
      Population genetics is the study of allele frequency distribution and change under the influence of the four main evolutionary processes: natural selection, genetic drift, mutation and gene flow. It also takes into account the factors of recombination, population subdivision and population...

       – study of changes in gene frequencies in
  • Histology
    Histology
    Histology is the study of the microscopic anatomy of cells and tissues of plants and animals. It is performed by examining cells and tissues commonly by sectioning and staining; followed by examination under a light microscope or electron microscope...

     – study of cells and tissues, a microscopic branch of anatomy
  • Integrative biology – study of whole organisms
  • Limnology
    Limnology
    Limnology , also called freshwater science, is the study of inland waters. It is often regarded as a division of ecology or environmental science. It covers the biological, chemical, physical, geological, and other attributes of all inland waters...

     – study of inland waters
  • Marine Biology
    Marine biology
    Marine biology is the scientific study of organisms in the ocean or other marine or brackish bodies of water. Given that in biology many phyla, families and genera have some species that live in the sea and others that live on land, marine biology classifies species based on the environment rather...

     – study of ocean ecosystems, plants, animals, and other living beings
  • Microbiology
    Microbiology
    Microbiology is the study of microorganisms, which are defined as any microscopic organism that comprises either a single cell , cell clusters or no cell at all . This includes eukaryotes, such as fungi and protists, and prokaryotes...

     – study of microscopic organisms (microorganisms) and their interactions with other living things
    • Bacteriology
      Bacteriology
      Bacteriology is the study of bacteria. This subdivision of microbiology involves the identification, classification, and characterization of bacterial species...

       –
    • Virology
      Virology
      Virology is the study of viruses and virus-like agents: their structure, classification and evolution, their ways to infect and exploit cells for virus reproduction, the diseases they cause, the techniques to isolate and culture them, and their use in research and therapy...

       – study of viruses and some other virus-like agents
  • Molecular Biology
    Molecular biology
    Molecular biology is the branch of biology that deals with the molecular basis of biological activity. This field overlaps with other areas of biology and chemistry, particularly genetics and biochemistry...

     – study of biology and biological functions at the molecular level, some cross over with biochemistry
    • Structural biology
      Structural biology
      Structural biology is a branch of molecular biology, biochemistry, and biophysics concerned with the molecular structure of biological macromolecules, especially proteins and nucleic acids, how they acquire the structures they have, and how alterations in their structures affect their function...

       — a branch of molecular biology
      Molecular biology
      Molecular biology is the branch of biology that deals with the molecular basis of biological activity. This field overlaps with other areas of biology and chemistry, particularly genetics and biochemistry...

      , biochemistry
      Biochemistry
      Biochemistry, sometimes called biological chemistry, is the study of chemical processes in living organisms, including, but not limited to, living matter. Biochemistry governs all living organisms and living processes...

      , and biophysics
      Biophysics
      Biophysics is an interdisciplinary science that uses the methods of physical science to study biological systems. Studies included under the branches of biophysics span all levels of biological organization, from the molecular scale to whole organisms and ecosystems...

       concerned with the molecular structure of biological macromolecules
  • Morphology
    Morphology (biology)
    In biology, morphology is a branch of bioscience dealing with the study of the form and structure of organisms and their specific structural features....

     –
  • Mycology
    Mycology
    Mycology is the branch of biology concerned with the study of fungi, including their genetic and biochemical properties, their taxonomy and their use to humans as a source for tinder, medicinals , food and entheogens, as well as their dangers, such as poisoning or...

     – study of fungi
  • Oceanography
    Oceanography
    Oceanography , also called oceanology or marine science, is the branch of Earth science that studies the ocean...

     – study of the ocean, including ocean life, environment, geography, weather, and other aspects influencing the ocean
  • Oncology
    Oncology
    Oncology is a branch of medicine that deals with cancer...

     – study of cancer
    Cancer
    Cancer , known medically as a malignant neoplasm, is a large group of different diseases, all involving unregulated cell growth. In cancer, cells divide and grow uncontrollably, forming malignant tumors, and invade nearby parts of the body. The cancer may also spread to more distant parts of the...

     processes, including virus or mutation
    Mutation
    In molecular biology and genetics, mutations are changes in a genomic sequence: the DNA sequence of a cell's genome or the DNA or RNA sequence of a virus. They can be defined as sudden and spontaneous changes in the cell. Mutations are caused by radiation, viruses, transposons and mutagenic...

     oncogenesis, angiogenesis
    Angiogenesis
    Angiogenesis is the physiological process involving the growth of new blood vessels from pre-existing vessels. Though there has been some debate over terminology, vasculogenesis is the term used for spontaneous blood-vessel formation, and intussusception is the term for the formation of new blood...

     and tissues remoldings
  • Population biology
    Population biology
    Population biology is a study of populations of organisms, especially the regulation of population size, life history traits such as clutch size, and extinction...

     – study of groups of conspecific organisms, including
    • Population ecology
      Population ecology
      Population ecology is a sub-field of ecology that deals with the dynamics of species populations and how these populations interact with the environment. It is the study of how the population sizes of species living together in groups change over time and space....

       – study of how population dynamics and extinction
    • Population genetics
      Population genetics
      Population genetics is the study of allele frequency distribution and change under the influence of the four main evolutionary processes: natural selection, genetic drift, mutation and gene flow. It also takes into account the factors of recombination, population subdivision and population...

       – study of changes in gene frequencies in populations of organisms
  • Pathobiology or pathology
    Pathology
    Pathology is the precise study and diagnosis of disease. The word pathology is from Ancient Greek , pathos, "feeling, suffering"; and , -logia, "the study of". Pathologization, to pathologize, refers to the process of defining a condition or behavior as pathological, e.g. pathological gambling....

     – study of diseases, and the causes, processes, nature, and development of disease
  • Parasitology
    Parasitology
    Parasitology is the study of parasites, their hosts, and the relationship between them. As a biological discipline, the scope of parasitology is not determined by the organism or environment in question, but by their way of life...

     – study of parasites and parasitism
  • Pharmacology
    Pharmacology
    Pharmacology is the branch of medicine and biology concerned with the study of drug action. More specifically, it is the study of the interactions that occur between a living organism and chemicals that affect normal or abnormal biochemical function...

     – study and practical application of preparation, use, and effects of drugs and synthetic medicines
  • Physiology
    Physiology
    Physiology is the science of the function of living systems. This includes how organisms, organ systems, organs, cells, and bio-molecules carry out the chemical or physical functions that exist in a living system. The highest honor awarded in physiology is the Nobel Prize in Physiology or...

     – study of the functioning of living organisms and the organs and parts of living organisms
    • Immunology –
    • Kinesiology
      Kinesiology
      Kinesiology, also known as human kinetics is the scientific study of human movement. Kinesiology addresses physiological, mechanical, and psychological mechanisms. Applications of kinesiology to human health include: biomechanics and orthopedics, rehabilitation, such as physical and occupational...

       –
    • Neurobiology – study of the nervous system, including anatomy, physiology and pathology
      • Neuroscience –
    • Histology
      Histology
      Histology is the study of the microscopic anatomy of cells and tissues of plants and animals. It is performed by examining cells and tissues commonly by sectioning and staining; followed by examination under a light microscope or electron microscope...

       –
  • Phytopathology
    Phytopathology
    Plant pathology is the scientific study of plant diseases caused by pathogens and environmental conditions . Organisms that cause infectious disease include fungi, oomycetes, bacteria, viruses, viroids, virus-like organisms, phytoplasmas, protozoa, nematodes and parasitic plants...

     – study of plant diseases (also called Plant Pathology)
  • Psychobiology – study of the biological bases of psychology
    Psychology
    Psychology is the study of the mind and behavior. Its immediate goal is to understand individuals and groups by both establishing general principles and researching specific cases. For many, the ultimate goal of psychology is to benefit society...

  • Sociobiology
    Sociobiology
    Sociobiology is a field of scientific study which is based on the assumption that social behavior has resulted from evolution and attempts to explain and examine social behavior within that context. Often considered a branch of biology and sociology, it also draws from ethology, anthropology,...

     – study of the biological bases of sociology
    Sociology
    Sociology is the study of society. It is a social science—a term with which it is sometimes synonymous—which uses various methods of empirical investigation and critical analysis to develop a body of knowledge about human social activity...

  • Systematics
    Systematics
    Biological systematics is the study of the diversification of terrestrial life, both past and present, and the relationships among living things through time. Relationships are visualized as evolutionary trees...

     –
    • Cladistics
      Cladistics
      Cladistics is a method of classifying species of organisms into groups called clades, which consist of an ancestor organism and all its descendants . For example, birds, dinosaurs, crocodiles, and all descendants of their most recent common ancestor form a clade...

       –
    • Phylogeny –
    • Taxonomy
      Taxonomy
      Taxonomy is the science of identifying and naming species, and arranging them into a classification. The field of taxonomy, sometimes referred to as "biological taxonomy", revolves around the description and use of taxonomic units, known as taxa...

       –
  • Zoology
    Zoology
    Zoology |zoölogy]]), is the branch of biology that relates to the animal kingdom, including the structure, embryology, evolution, classification, habits, and distribution of all animals, both living and extinct...

     – study of animals, including classification, physiology, development, and behavior
    • Arachnology
      Arachnology
      Arachnology is the scientific study of spiders and related animals such as scorpions, pseudoscorpions, harvestmen, collectively called arachnids. However, the study of ticks and mites is sometimes not included in arachnology, but is called Acarology...

       –
      • Acarology –
    • Entomology
      Entomology
      Entomology is the scientific study of insects, a branch of arthropodology...

       – study of insects
      • Myrmecology
        Myrmecology
        Myrmecology is the scientific study of ants, a branch of entomology. Some early myrmecologists considered ant society as the ideal form of society and sought to find solutions to human problems by studying them. Ants continue to be a model of choice for the study of questions on the evolution of...

         –
      • Coleopterology –
      • Lepidopterology –
    • Ethology
      Ethology
      Ethology is the scientific study of animal behavior, and a sub-topic of zoology....

       – study of animal behavior
    • Helminthology
      Helminthology
      Helminthology is the study of worms, especially parasitic worms. This field deals with the study of their taxonomy and the effect on their hosts....

       –
    • Herpetology
      Herpetology
      Herpetology is the branch of zoology concerned with the study of amphibians and reptiles...

       – study of reptiles and amphibians
    • Ichthyology
      Ichthyology
      Ichthyology is the branch of zoology devoted to the study of fish. This includes skeletal fish , cartilaginous fish , and jawless fish...

       – study of fish
    • Malacology
      Malacology
      Malacology is the branch of invertebrate zoology which deals with the study of the Mollusca , the second-largest phylum of animals in terms of described species after the arthropods. Mollusks include snails and slugs, clams, octopus and squid, and numerous other kinds, many of which have shells...

       –
    • Mammalogy
      Mammalogy
      In zoology, mammalogy is the study of mammals – a class of vertebrates with characteristics such as homeothermic metabolism, fur, four-chambered hearts, and complex nervous systems...

       – study of mammals
      • Cetology
        Cetology
        Cetology is the branch of marine mammal science that studies the approximately eighty species of whales, dolphins, and porpoise in the scientific order Cetacea...

         –
      • Physical anthropology
        Physical anthropology
        Biological anthropology is that branch of anthropology that studies the physical development of the human species. It plays an important part in paleoanthropology and in forensic anthropology...

         –
    • Nematology
      Nematology
      Nematology is the scientific discipline concerned with the study of nematodes, or roundworms. Although nematological investigation dates back to the days of Aristotle or even earlier, nematology as an independent discipline has its recognizable beginnings in the mid to late 19th century.- History...

       –
    • Ornithology
      Ornithology
      Ornithology is a branch of zoology that concerns the study of birds. Several aspects of ornithology differ from related disciplines, due partly to the high visibility and the aesthetic appeal of birds...

       – study of birds

Computer sciences

Computer science –
  • Theory of computation
    Theory of computation
    In theoretical computer science, the theory of computation is the branch that deals with whether and how efficiently problems can be solved on a model of computation, using an algorithm...

     –
    • Automata theory
      Automata theory
      In theoretical computer science, automata theory is the study of abstract machines and the computational problems that can be solved using these machines. These abstract machines are called automata...

       (Formal languages)
    • Computability theory
      Computability theory (computer science)
      Computability is the ability to solve a problem in an effective manner. It is a key topic of the field of computability theory within mathematical logic and the theory of computation within computer science...

       –
    • Computational complexity theory
      Computational complexity theory
      Computational complexity theory is a branch of the theory of computation in theoretical computer science and mathematics that focuses on classifying computational problems according to their inherent difficulty, and relating those classes to each other...

       –
    • Concurrency theory –
  • Algorithms –
    • Randomized algorithms –
    • Distributed algorithms
      Distributed algorithms
      A distributed algorithm is an algorithm designed to run on computer hardware constructed from interconnected processors. Distributed algorithms are used in many varied application areas of distributed computing, such as telecommunications, scientific computing, distributed information processing,...

       –
    • Parallel algorithms –
  • Data structures –
  • Computer architecture
    Computer architecture
    In computer science and engineering, computer architecture is the practical art of selecting and interconnecting hardware components to create computers that meet functional, performance and cost goals and the formal modelling of those systems....

     –
    • VLSI design
      Very-large-scale integration
      Very-large-scale integration is the process of creating integrated circuits by combining thousands of transistors into a single chip. VLSI began in the 1970s when complex semiconductor and communication technologies were being developed. The microprocessor is a VLSI device.The first semiconductor...

       –
  • Operating systems –
  • Computer communications (networks) –
    • Information theory
      Information theory
      Information theory is a branch of applied mathematics and electrical engineering involving the quantification of information. Information theory was developed by Claude E. Shannon to find fundamental limits on signal processing operations such as compressing data and on reliably storing and...

       –
    • Internet
      Internet
      The Internet is a global system of interconnected computer networks that use the standard Internet protocol suite to serve billions of users worldwide...

      , World wide web
      World Wide Web
      The World Wide Web is a system of interlinked hypertext documents accessed via the Internet...

       –
    • Wireless computing (Mobile computing
      Mobile computing
      Mobile computing is a form of human–computer interaction by which a computer is expected to be transported during normal usage. Mobile computing has three aspects: mobile communication, mobile hardware, and mobile software...

      )
  • Computer security
    Computer security
    Computer security is a branch of computer technology known as information security as applied to computers and networks. The objective of computer security includes protection of information and property from theft, corruption, or natural disaster, while allowing the information and property to...

     and reliability
    High availability
    High availability is a system design approach and associated service implementation that ensures a prearranged level of operational performance will be met during a contractual measurement period....

     –
    • Cryptography
      Outline of cryptography
      The following outline is provided as an overview of and topical guide to cryptography:Cryptography – practice and study of hiding information. Modern cryptography intersects the disciplines of mathematics, computer science, and engineering...

       –
    • Fault-tolerant computing
      Fault-tolerant system
      Fault-tolerance or graceful degradation is the property that enables a system to continue operating properly in the event of the failure of some of its components. A newer approach is progressive enhancement...

       –
  • Distributed computing
    Distributed computing
    Distributed computing is a field of computer science that studies distributed systems. A distributed system consists of multiple autonomous computers that communicate through a computer network. The computers interact with each other in order to achieve a common goal...

     –
    • Grid computing
      Grid computing
      Grid computing is a term referring to the combination of computer resources from multiple administrative domains to reach a common goal. The grid can be thought of as a distributed system with non-interactive workloads that involve a large number of files...

       –
  • Parallel computing
    Parallel computing
    Parallel computing is a form of computation in which many calculations are carried out simultaneously, operating on the principle that large problems can often be divided into smaller ones, which are then solved concurrently . There are several different forms of parallel computing: bit-level,...

     –
    • High-performance computing
      High-performance computing
      High-performance computing uses supercomputers and computer clusters to solve advanced computation problems. Today, computer systems approaching the teraflops-region are counted as HPC-computers.-Overview:...

       –
  • Quantum computing –
  • Computer graphics
    Computer graphics
    Computer graphics are graphics created using computers and, more generally, the representation and manipulation of image data by a computer with help from specialized software and hardware....

     –
    • Image processing
      Image processing
      In electrical engineering and computer science, image processing is any form of signal processing for which the input is an image, such as a photograph or video frame; the output of image processing may be either an image or, a set of characteristics or parameters related to the image...

       –
    • Scientific visualization
      Scientific visualization
      Scientific visualization is an interdisciplinary branch of science according to Friendly "primarily concerned with the visualization of three-dimensional phenomena , where the emphasis is on realistic renderings of volumes, surfaces, illumination sources, and so forth, perhaps...

       –
    • Computational geometry
      Computational geometry
      Computational geometry is a branch of computer science devoted to the study of algorithms which can be stated in terms of geometry. Some purely geometrical problems arise out of the study of computational geometric algorithms, and such problems are also considered to be part of computational...

       –
  • Software engineering
    Outline of software engineering
    The following outline is provided as an overview of and topical guide to software engineering:Software engineering – application of a systematic, disciplined, quantifiable approach to the development, operation, and maintenance of software; that is the application of engineering to...

     –
    • Formal methods
      Formal methods
      In computer science and software engineering, formal methods are a particular kind of mathematically-based techniques for the specification, development and verification of software and hardware systems...

       (Formal verification
      Formal verification
      In the context of hardware and software systems, formal verification is the act of proving or disproving the correctness of intended algorithms underlying a system with respect to a certain formal specification or property, using formal methods of mathematics .- Usage :Formal verification can be...

      )
  • Programming languages –
    • Programming paradigms –
      • Object-oriented programming
        Object-oriented programming
        Object-oriented programming is a programming paradigm using "objects" – data structures consisting of data fields and methods together with their interactions – to design applications and computer programs. Programming techniques may include features such as data abstraction,...

         –
      • Functional programming
        Functional programming
        In computer science, functional programming is a programming paradigm that treats computation as the evaluation of mathematical functions and avoids state and mutable data. It emphasizes the application of functions, in contrast to the imperative programming style, which emphasizes changes in state...

         –
    • Program semantics –
    • Type theory
      Type theory
      In mathematics, logic and computer science, type theory is any of several formal systems that can serve as alternatives to naive set theory, or the study of such formalisms in general...

       –
    • Compilers –
    • Concurrent programming languages –
  • Information science
    Information science
    -Introduction:Information science is an interdisciplinary science primarily concerned with the analysis, collection, classification, manipulation, storage, retrieval and dissemination of information...

     –
    • Database
      Database
      A database is an organized collection of data for one or more purposes, usually in digital form. The data are typically organized to model relevant aspects of reality , in a way that supports processes requiring this information...

       –
      • Relational database
        Relational database
        A relational database is a database that conforms to relational model theory. The software used in a relational database is called a relational database management system . Colloquial use of the term "relational database" may refer to the RDBMS software, or the relational database itself...

         –
      • Distributed database –
      • Object database
        Object database
        An object database is a database management system in which information is represented in the form of objects as used in object-oriented programming...

         –
    • Multimedia
      Multimedia
      Multimedia is media and content that uses a combination of different content forms. The term can be used as a noun or as an adjective describing a medium as having multiple content forms. The term is used in contrast to media which use only rudimentary computer display such as text-only, or...

      , hypermedia
      Hypermedia
      Hypermedia is a computer-based information retrieval system that enables a user to gain or provide access to texts, audio and video recordings, photographs and computer graphics related to a particular subject.Hypermedia is a term created by Ted Nelson....

       –
    • Data mining
      Data mining
      Data mining , a relatively young and interdisciplinary field of computer science is the process of discovering new patterns from large data sets involving methods at the intersection of artificial intelligence, machine learning, statistics and database systems...

       –
    • Information retrieval
      Information retrieval
      Information retrieval is the area of study concerned with searching for documents, for information within documents, and for metadata about documents, as well as that of searching structured storage, relational databases, and the World Wide Web...

       –
  • Artificial intelligence –
    • Automated reasoning
      Automated reasoning
      Automated reasoning is an area of computer science dedicated to understand different aspects of reasoning. The study in automated reasoning helps produce software which allows computers to reason completely, or nearly completely, automatically...

       –
    • Computer vision
      Computer vision
      Computer vision is a field that includes methods for acquiring, processing, analysing, and understanding images and, in general, high-dimensional data from the real world in order to produce numerical or symbolic information, e.g., in the forms of decisions...

       –
    • Machine learning
      Machine learning
      Machine learning, a branch of artificial intelligence, is a scientific discipline concerned with the design and development of algorithms that allow computers to evolve behaviors based on empirical data, such as from sensor data or databases...

       –
      • Artificial neural network
        Artificial neural network
        An artificial neural network , usually called neural network , is a mathematical model or computational model that is inspired by the structure and/or functional aspects of biological neural networks. A neural network consists of an interconnected group of artificial neurons, and it processes...

         –
    • Natural language processing
      Natural language processing
      Natural language processing is a field of computer science and linguistics concerned with the interactions between computers and human languages; it began as a branch of artificial intelligence....

       (Computational linguistics
      Computational linguistics
      Computational linguistics is an interdisciplinary field dealing with the statistical or rule-based modeling of natural language from a computational perspective....

      )
    • Expert systems –
    • Robotics
      Outline of robotics
      The following outline is provided as an overview of and topical guide to robotics:Robotics – branch of technology that deals with the design, construction, operation, structural disposition, manufacture and application of robots. Robotics is related to the sciences of electronics, ...

       –
  • Human-computer interaction –
  • Computing in Mathematics
    Mathematics
    Mathematics is the study of quantity, space, structure, and change. Mathematicians seek out patterns and formulate new conjectures. Mathematicians resolve the truth or falsity of conjectures by mathematical proofs, which are arguments sufficient to convince other mathematicians of their validity...

    , Natural sciences, Engineering
    Engineering
    Engineering is the discipline, art, skill and profession of acquiring and applying scientific, mathematical, economic, social, and practical knowledge, in order to design and build structures, machines, devices, systems, materials and processes that safely realize improvements to the lives of...

     and Medicine
    Medicine
    Medicine is the science and art of healing. It encompasses a variety of health care practices evolved to maintain and restore health by the prevention and treatment of illness....

     –
    • Numerical analysis
      Numerical analysis
      Numerical analysis is the study of algorithms that use numerical approximation for the problems of mathematical analysis ....

       –
    • Algebraic (symbolic) computation
      Symbolic computation
      Symbolic computation or algebraic computation, relates to the use of machines, such as computers, to manipulate mathematical equations and expressions in symbolic form, as opposed to manipulating the approximations of specific numerical quantities represented by those symbols...

       –
    • Computational number theory
      Computational number theory
      In mathematics, computational number theory, also known as algorithmic number theory, is the study of algorithms for performing number theoretic computations...

       –
    • Computational mathematics
      Computational mathematics
      Computational mathematics involves mathematical research in areas of science where computing plays a central and essential role, emphasizing algorithms, numerical methods, and symbolic methods. Computation in the research is prominent. Computational mathematics emerged as a distinct part of applied...

       –
    • Scientific computing (Computational science) –
    • Computational biology (bioinformatics)
      Computational biology
      Computational biology involves the development and application of data-analytical and theoretical methods, mathematical modeling and computational simulation techniques to the study of biological, behavioral, and social systems...

       –
    • Computational physics
      Computational physics
      Computational physics is the study and implementation of numerical algorithms to solve problems in physics for which a quantitative theory already exists...

       –
    • Computational chemistry
      Computational chemistry
      Computational chemistry is a branch of chemistry that uses principles of computer science to assist in solving chemical problems. It uses the results of theoretical chemistry, incorporated into efficient computer programs, to calculate the structures and properties of molecules and solids...

       –
    • Computational neuroscience
      Computational neuroscience
      Computational neuroscience is the study of brain function in terms of the information processing properties of the structures that make up the nervous system...

       –
    • Computer-aided engineering
      Computer-aided engineering
      Computer-aided engineering is the broad usage of computer software to aid in engineering tasks. It includes computer-aided design , computer-aided analysis , computer-integrated manufacturing , computer-aided manufacturing , material requirements planning , and computer-aided planning .- Overview...

       –
      • Finite element analysis –
      • Computational fluid dynamics
        Computational fluid dynamics
        Computational fluid dynamics, usually abbreviated as CFD, is a branch of fluid mechanics that uses numerical methods and algorithms to solve and analyze problems that involve fluid flows. Computers are used to perform the calculations required to simulate the interaction of liquids and gases with...

         –
  • Computing in Social sciences
    Social sciences
    Social science is the field of study concerned with society. "Social science" is commonly used as an umbrella term to refer to a plurality of fields outside of the natural sciences usually exclusive of the administrative or managerial sciences...

    , Arts
    ARts
    aRts, which stands for analog Real time synthesizer, is an audio framework that is no longer under development. It is best known for previously being used in KDE to simulate an analog synthesizer....

     and Humanities
    Humanities
    The humanities are academic disciplines that study the human condition, using methods that are primarily analytical, critical, or speculative, as distinguished from the mainly empirical approaches of the natural sciences....

    , Professions –
    • Computational economics
      Computational economics
      Computational economics is a research discipline at the interface between computer science and economic and management science. Areas encompassed include agent-based computational modeling, computational modeling of dynamic macroeconomic systems and transaction costs, other applications in...

       –
    • Computational sociology
      Computational sociology
      Computational sociology is a branch of sociology that uses computationally intensive methods to analyze and model social phenomena. Using computer simulations, artificial intelligence, complex statistical methods, and new analytic approaches like social network analysis, computational sociology...

       –
    • Computational finance
      Computational finance
      Computational finance, also called financial engineering, is a cross-disciplinary field which relies on computational intelligence, mathematical finance, numerical methods and computer simulations to make trading, hedging and investment decisions, as well as facilitating the risk management of...

       –
    • Humanities computing (Digital Humanities) –
  • Information systems
    Information systems
    Information Systems is an academic/professional discipline bridging the business field and the well-defined computer science field that is evolving toward a new scientific area of study...

     (Business informatics
    Business informatics
    Business informatics or organizational informatics is a discipline combining information technology , informatics and management concepts. The BI discipline was created in Germany, from the concept of "Wirtschaftsinformatik"...

    )
    • Information technology –
    • Management information systems –
    • Health informatics
      Health informatics
      .Health informatics is a discipline at the intersection of information science, computer science, and health care...

       –

See also Branches of Computer Science and ACM Computing Classification System

Mathematics

Mathematics
Outline of mathematics
The following outline is provided as an overview of and topical guide to mathematics:Mathematics – the search for fundamental truths in pattern, quantity, and change. For more on the relationship between mathematics and science, refer to the article on science.- Nature of mathematics :*...

 –
  • Algebra –
    • Group theory
      Group theory
      In mathematics and abstract algebra, group theory studies the algebraic structures known as groups.The concept of a group is central to abstract algebra: other well-known algebraic structures, such as rings, fields, and vector spaces can all be seen as groups endowed with additional operations and...

       –
      • Group representation
        Group representation
        In the mathematical field of representation theory, group representations describe abstract groups in terms of linear transformations of vector spaces; in particular, they can be used to represent group elements as matrices so that the group operation can be represented by matrix multiplication...

         –
    • Ring theory
      Ring theory
      In abstract algebra, ring theory is the study of rings—algebraic structures in which addition and multiplication are defined and have similar properties to those familiar from the integers...

       –
    • Field theory
      Field theory (mathematics)
      Field theory is a branch of mathematics which studies the properties of fields. A field is a mathematical entity for which addition, subtraction, multiplication and division are well-defined....

       –
    • Linear algebra
      Linear algebra
      Linear algebra is a branch of mathematics that studies vector spaces, also called linear spaces, along with linear functions that input one vector and output another. Such functions are called linear maps and can be represented by matrices if a basis is given. Thus matrix theory is often...

       (Vector space
      Vector space
      A vector space is a mathematical structure formed by a collection of vectors: objects that may be added together and multiplied by numbers, called scalars in this context. Scalars are often taken to be real numbers, but one may also consider vector spaces with scalar multiplication by complex...

      )
    • Multilinear algebra
      Multilinear algebra
      In mathematics, multilinear algebra extends the methods of linear algebra. Just as linear algebra is built on the concept of a vector and develops the theory of vector spaces, multilinear algebra builds on the concepts of p-vectors and multivectors with Grassmann algebra.-Origin:In a vector space...

       –
    • Lie algebra
      Lie algebra
      In mathematics, a Lie algebra is an algebraic structure whose main use is in studying geometric objects such as Lie groups and differentiable manifolds. Lie algebras were introduced to study the concept of infinitesimal transformations. The term "Lie algebra" was introduced by Hermann Weyl in the...

       –
    • Associative algebra
      Associative algebra
      In mathematics, an associative algebra A is an associative ring that has a compatible structure of a vector space over a certain field K or, more generally, of a module over a commutative ring R...

       –
    • Non-associative algebra
      Non-associative algebra
      A non-associative algebra over a field K is a K-vector space A equipped with a K-bilinear map A × A → A. There are left and right multiplication maps...

       –
    • Universal algebra
      Universal algebra
      Universal algebra is the field of mathematics that studies algebraic structures themselves, not examples of algebraic structures....

       –
    • Homological algebra
      Homological algebra
      Homological algebra is the branch of mathematics which studies homology in a general algebraic setting. It is a relatively young discipline, whose origins can be traced to investigations in combinatorial topology and abstract algebra at the end of the 19th century, chiefly by Henri Poincaré and...

       –
    • Category theory
      Category theory
      Category theory is an area of study in mathematics that examines in an abstract way the properties of particular mathematical concepts, by formalising them as collections of objects and arrows , where these collections satisfy certain basic conditions...

       –
    • Lattice theory (Order theory
      Order theory
      Order theory is a branch of mathematics which investigates our intuitive notion of order using binary relations. It provides a formal framework for describing statements such as "this is less than that" or "this precedes that". This article introduces the field and gives some basic definitions...

      )
    • Differential algebra
      Differential algebra
      In mathematics, differential rings, differential fields, and differential algebras are rings, fields, and algebras equipped with a derivation, which is a unary function that is linear and satisfies the Leibniz product law...

       –
  • Analysis
    Mathematical analysis
    Mathematical analysis, which mathematicians refer to simply as analysis, has its beginnings in the rigorous formulation of infinitesimal calculus. It is a branch of pure mathematics that includes the theories of differentiation, integration and measure, limits, infinite series, and analytic functions...

     –
    • Real analysis
      Real analysis
      Real analysis, is a branch of mathematical analysis dealing with the set of real numbers and functions of a real variable. In particular, it deals with the analytic properties of real functions and sequences, including convergence and limits of sequences of real numbers, the calculus of the real...

       –
      • Calculus –
    • Complex analysis
      Complex analysis
      Complex analysis, traditionally known as the theory of functions of a complex variable, is the branch of mathematical analysis that investigates functions of complex numbers. It is useful in many branches of mathematics, including number theory and applied mathematics; as well as in physics,...

       –
    • Functional analysis
      Functional analysis
      Functional analysis is a branch of mathematical analysis, the core of which is formed by the study of vector spaces endowed with some kind of limit-related structure and the linear operators acting upon these spaces and respecting these structures in a suitable sense...

       –
      • Operator theory
        Operator theory
        In mathematics, operator theory is the branch of functional analysis that focuses on bounded linear operators, but which includes closed operators and nonlinear operators.Operator theory also includes the study of algebras of operators....

         –
    • Non-standard analysis
      Non-standard analysis
      Non-standard analysis is a branch of mathematics that formulates analysis using a rigorous notion of an infinitesimal number.Non-standard analysis was introduced in the early 1960s by the mathematician Abraham Robinson. He wrote:...

       –
    • Harmonic analysis
      Harmonic analysis
      Harmonic analysis is the branch of mathematics that studies the representation of functions or signals as the superposition of basic waves. It investigates and generalizes the notions of Fourier series and Fourier transforms...

       –
    • p-adic analysis
      P-adic analysis
      In mathematics, p-adic analysis is a branch of number theory that deals with the mathematical analysis of functions of p-adic numbers....

       –
    • Ordinary differential equations –
    • Partial differential equations –
  • Probability theory
    Probability theory
    Probability theory is the branch of mathematics concerned with analysis of random phenomena. The central objects of probability theory are random variables, stochastic processes, and events: mathematical abstractions of non-deterministic events or measured quantities that may either be single...

     –
    • Measure theory –
    • Ergodic theory
      Ergodic theory
      Ergodic theory is a branch of mathematics that studies dynamical systems with an invariant measure and related problems. Its initial development was motivated by problems of statistical physics....

       –
    • Stochastic process
      Stochastic process
      In probability theory, a stochastic process , or sometimes random process, is the counterpart to a deterministic process...

       –
  • Geometry and Topology
    Topology
    Topology is a major area of mathematics concerned with properties that are preserved under continuous deformations of objects, such as deformations that involve stretching, but no tearing or gluing...

     –
    • General topology
      General topology
      In mathematics, general topology or point-set topology is the branch of topology which studies properties of topological spaces and structures defined on them...

       –
    • Algebraic topology
      Algebraic topology
      Algebraic topology is a branch of mathematics which uses tools from abstract algebra to study topological spaces. The basic goal is to find algebraic invariants that classify topological spaces up to homeomorphism, though usually most classify up to homotopy equivalence.Although algebraic topology...

       –
    • Geometric topology
      Geometric topology
      In mathematics, geometric topology is the study of manifolds and maps between them, particularly embeddings of one manifold into another.- Topics :...

       –
    • Differential topology
      Differential topology
      In mathematics, differential topology is the field dealing with differentiable functions on differentiable manifolds. It is closely related to differential geometry and together they make up the geometric theory of differentiable manifolds.- Description :...

       –
    • Algebraic geometry
      Algebraic geometry
      Algebraic geometry is a branch of mathematics which combines techniques of abstract algebra, especially commutative algebra, with the language and the problems of geometry. It occupies a central place in modern mathematics and has multiple conceptual connections with such diverse fields as complex...

       –
    • Differential geometry –
    • Projective geometry
      Projective geometry
      In mathematics, projective geometry is the study of geometric properties that are invariant under projective transformations. This means that, compared to elementary geometry, projective geometry has a different setting, projective space, and a selective set of basic geometric concepts...

       –
    • Affine geometry
      Affine geometry
      In mathematics affine geometry is the study of geometric properties which remain unchanged by affine transformations, i.e. non-singular linear transformations and translations...

       –
    • Non-Euclidean geometry
      Non-Euclidean geometry
      Non-Euclidean geometry is the term used to refer to two specific geometries which are, loosely speaking, obtained by negating the Euclidean parallel postulate, namely hyperbolic and elliptic geometry. This is one term which, for historical reasons, has a meaning in mathematics which is much...

       –
    • Convex geometry
      Convex geometry
      Convex geometry is the branch of geometry studying convex sets, mainly in Euclidean space.Convex sets occur naturally in many areas of mathematics: computational geometry, convex analysis, discrete geometry, functional analysis, geometry of numbers, integral geometry, linear programming,...

       –
    • Discrete geometry
      Discrete geometry
      Discrete geometry and combinatorial geometry are branches of geometry that study combinatorial properties and constructive methods of discrete geometric objects. Most questions in discrete geometry involve finite or discrete sets of basic geometric objects, such as points, lines, planes, circles,...

       –
  • Trigonometry –
  • Number theory
    Number theory
    Number theory is a branch of pure mathematics devoted primarily to the study of the integers. Number theorists study prime numbers as well...

     –
    • Analytic number theory
      Analytic number theory
      In mathematics, analytic number theory is a branch of number theory that uses methods from mathematical analysis to solve problems about the integers. It is often said to have begun with Dirichlet's introduction of Dirichlet L-functions to give the first proof of Dirichlet's theorem on arithmetic...

       –
    • Algebraic number theory
      Algebraic number theory
      Algebraic number theory is a major branch of number theory which studies algebraic structures related to algebraic integers. This is generally accomplished by considering a ring of algebraic integers O in an algebraic number field K/Q, and studying their algebraic properties such as factorization,...

       –
    • Geometric number theory –
  • Logic
    Mathematical logic
    Mathematical logic is a subfield of mathematics with close connections to foundations of mathematics, theoretical computer science and philosophical logic. The field includes both the mathematical study of logic and the applications of formal logic to other areas of mathematics...

     and Foundations of mathematics
    Foundations of mathematics
    Foundations of mathematics is a term sometimes used for certain fields of mathematics, such as mathematical logic, axiomatic set theory, proof theory, model theory, type theory and recursion theory...

     –
    • Set theory
      Set theory
      Set theory is the branch of mathematics that studies sets, which are collections of objects. Although any type of object can be collected into a set, set theory is applied most often to objects that are relevant to mathematics...

       –
    • Proof theory
      Proof theory
      Proof theory is a branch of mathematical logic that represents proofs as formal mathematical objects, facilitating their analysis by mathematical techniques. Proofs are typically presented as inductively-defined data structures such as plain lists, boxed lists, or trees, which are constructed...

       –
    • Model theory
      Model theory
      In mathematics, model theory is the study of mathematical structures using tools from mathematical logic....

       –
    • Recursion theory
      Recursion theory
      Computability theory, also called recursion theory, is a branch of mathematical logic that originated in the 1930s with the study of computable functions and Turing degrees. The field has grown to include the study of generalized computability and definability...

       –
    • Modal logic
      Modal logic
      Modal logic is a type of formal logic that extends classical propositional and predicate logic to include operators expressing modality. Modals — words that express modalities — qualify a statement. For example, the statement "John is happy" might be qualified by saying that John is...

       –
    • Intuitionistic logic
      Intuitionistic logic
      Intuitionistic logic, or constructive logic, is a symbolic logic system differing from classical logic in its definition of the meaning of a statement being true. In classical logic, all well-formed statements are assumed to be either true or false, even if we do not have a proof of either...

       –
  • Applied mathematics
    Applied mathematics
    Applied mathematics is a branch of mathematics that concerns itself with mathematical methods that are typically used in science, engineering, business, and industry. Thus, "applied mathematics" is a mathematical science with specialized knowledge...

     –

    • Mathematical statistics
      Mathematical statistics
      Mathematical statistics is the study of statistics from a mathematical standpoint, using probability theory as well as other branches of mathematics such as linear algebra and analysis...

       –
      • Probability
        Outline of probability
        Probability is the likelihood or chance that something is the case or will happen. Probability theory is used extensively in statistics, mathematics, science and philosophy to draw conclusions about the likelihood of potential events and the underlying mechanics of complex systems.The following...

         –
      • Econometrics
        Econometrics
        Econometrics has been defined as "the application of mathematics and statistical methods to economic data" and described as the branch of economics "that aims to give empirical content to economic relations." More precisely, it is "the quantitative analysis of actual economic phenomena based on...

         –
      • Actuarial science –
      • Demography
        Demography
        Demography is the statistical study of human population. It can be a very general science that can be applied to any kind of dynamic human population, that is, one that changes over time or space...

         –
    • Approximation theory
      Approximation theory
      In mathematics, approximation theory is concerned with how functions can best be approximated with simpler functions, and with quantitatively characterizing the errors introduced thereby...

       –
    • Numerical analysis
      Numerical analysis
      Numerical analysis is the study of algorithms that use numerical approximation for the problems of mathematical analysis ....

       –
    • Optimization (Mathematical programming)
      Optimization (mathematics)
      In mathematics, computational science, or management science, mathematical optimization refers to the selection of a best element from some set of available alternatives....

       –
      • Operations research
        Operations research
        Operations research is an interdisciplinary mathematical science that focuses on the effective use of technology by organizations...

         –
      • Linear programming
        Linear programming
        Linear programming is a mathematical method for determining a way to achieve the best outcome in a given mathematical model for some list of requirements represented as linear relationships...

         –
    • Dynamical systems –
      • Chaos theory
        Chaos theory
        Chaos theory is a field of study in mathematics, with applications in several disciplines including physics, economics, biology, and philosophy. Chaos theory studies the behavior of dynamical systems that are highly sensitive to initial conditions, an effect which is popularly referred to as the...

         –
      • Fractal geometry –
    • Mathematical physics
      Mathematical physics
      Mathematical physics refers to development of mathematical methods for application to problems in physics. The Journal of Mathematical Physics defines this area as: "the application of mathematics to problems in physics and the development of mathematical methods suitable for such applications and...

       –
      • Quantum field theory
        Quantum field theory
        Quantum field theory provides a theoretical framework for constructing quantum mechanical models of systems classically parametrized by an infinite number of dynamical degrees of freedom, that is, fields and many-body systems. It is the natural and quantitative language of particle physics and...

         –
      • Statistical mechanics
        Statistical mechanics
        Statistical mechanics or statistical thermodynamicsThe terms statistical mechanics and statistical thermodynamics are used interchangeably...

         –
    • Information theory
      Information theory
      Information theory is a branch of applied mathematics and electrical engineering involving the quantification of information. Information theory was developed by Claude E. Shannon to find fundamental limits on signal processing operations such as compressing data and on reliably storing and...

       –
    • Cryptography
      Outline of cryptography
      The following outline is provided as an overview of and topical guide to cryptography:Cryptography – practice and study of hiding information. Modern cryptography intersects the disciplines of mathematics, computer science, and engineering...

       –
    • Combinatorics
      Combinatorics
      Combinatorics is a branch of mathematics concerning the study of finite or countable discrete structures. Aspects of combinatorics include counting the structures of a given kind and size , deciding when certain criteria can be met, and constructing and analyzing objects meeting the criteria ,...

       –
      • Coding theory
        Coding theory
        Coding theory is the study of the properties of codes and their fitness for a specific application. Codes are used for data compression, cryptography, error-correction and more recently also for network coding...

         –
    • Graph theory
      Graph theory
      In mathematics and computer science, graph theory is the study of graphs, mathematical structures used to model pairwise relations between objects from a certain collection. A "graph" in this context refers to a collection of vertices or 'nodes' and a collection of edges that connect pairs of...

       –
    • Game theory
      Game theory
      Game theory is a mathematical method for analyzing calculated circumstances, such as in games, where a person’s success is based upon the choices of others...

       –

See also Branches of Mathematics and AMS Mathematics Subject Classification

Statistics

Statistics –
  • Computational statistics
    Computational statistics
    Computational statistics, or statistical computing, is the interface between statistics and computer science. It is the area of computational science specific to the mathematical science of statistics....

     –
    • Data mining
      Data mining
      Data mining , a relatively young and interdisciplinary field of computer science is the process of discovering new patterns from large data sets involving methods at the intersection of artificial intelligence, machine learning, statistics and database systems...

       –
    • Regression
      Regression analysis
      In statistics, regression analysis includes many techniques for modeling and analyzing several variables, when the focus is on the relationship between a dependent variable and one or more independent variables...

       –
    • Simulation
      Simulation
      Simulation is the imitation of some real thing available, state of affairs, or process. The act of simulating something generally entails representing certain key characteristics or behaviours of a selected physical or abstract system....

       –
      • Bootstrap (statistics) –
  • Design of experiments
    Design of experiments
    In general usage, design of experiments or experimental design is the design of any information-gathering exercises where variation is present, whether under the full control of the experimenter or not. However, in statistics, these terms are usually used for controlled experiments...

     –
    • Block design and Analysis of variance
      Analysis of variance
      In statistics, analysis of variance is a collection of statistical models, and their associated procedures, in which the observed variance in a particular variable is partitioned into components attributable to different sources of variation...

       –
    • Response surface methodology
      Response surface methodology
      In statistics, response surface methodology explores the relationships between several explanatory variables and one or more response variables. The method was introduced by G. E. P. Box and K. B. Wilson in 1951. The main idea of RSM is to use a sequence of designed experiments to obtain an...

       –
  • Engineering statistics
    Engineering statistics
    Engineering statistics combines engineering and statistics:# Design of Experiments is a methodology for formulating scientific and engineering problems using statistical models. The protocol specifies a randomization procedure for the experiment and specifies the primary data-analysis,...

     –
  • Spacial statistics –
  • Social statistics
    Social statistics
    Social statistics is the use of statistical measurement systems to study human behavior in a social environment. This can be accomplished through polling a particular group of people, evaluating a particular subset of data obtained about a group of people, or by observation and statistical...

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  • Statistical model
    Statistical model
    A statistical model is a formalization of relationships between variables in the form of mathematical equations. A statistical model describes how one or more random variables are related to one or more random variables. The model is statistical as the variables are not deterministically but...

    ling
    • Biostatistics
      Biostatistics
      Biostatistics is the application of statistics to a wide range of topics in biology...

       –
      • Epidemiology
        Epidemiology
        Epidemiology is the study of health-event, health-characteristic, or health-determinant patterns in a population. It is the cornerstone method of public health research, and helps inform policy decisions and evidence-based medicine by identifying risk factors for disease and targets for preventive...

         –
    • Multivariate analysis
      Multivariate analysis
      Multivariate analysis is based on the statistical principle of multivariate statistics, which involves observation and analysis of more than one statistical variable at a time...

       –
      • Structural equation model –
      • Time series
        Time series
        In statistics, signal processing, econometrics and mathematical finance, a time series is a sequence of data points, measured typically at successive times spaced at uniform time intervals. Examples of time series are the daily closing value of the Dow Jones index or the annual flow volume of the...

         –
    • Reliability theory
      Reliability theory
      Reliability theory describes the probability of a system completing its expected function during an interval of time. It is the basis of reliability engineering, which is an area of study focused on optimizing the reliability, or probability of successful functioning, of systems, such as airplanes,...

       –
    • Quality control
      Quality control
      Quality control, or QC for short, is a process by which entities review the quality of all factors involved in production. This approach places an emphasis on three aspects:...

       –
  • Statistical theory
    Statistical theory
    The theory of statistics provides a basis for the whole range of techniques, in both study design and data analysis, that are used within applications of statistics. The theory covers approaches to statistical-decision problems and to statistical inference, and the actions and deductions that...

     –
    • Decision theory
      Decision theory
      Decision theory in economics, psychology, philosophy, mathematics, and statistics is concerned with identifying the values, uncertainties and other issues relevant in a given decision, its rationality, and the resulting optimal decision...

       –
    • Mathematical statistics
      Mathematical statistics
      Mathematical statistics is the study of statistics from a mathematical standpoint, using probability theory as well as other branches of mathematics such as linear algebra and analysis...

       –
      • Probability
        Outline of probability
        Probability is the likelihood or chance that something is the case or will happen. Probability theory is used extensively in statistics, mathematics, science and philosophy to draw conclusions about the likelihood of potential events and the underlying mechanics of complex systems.The following...

         –
  • Sample Survey
    Survey sampling
    In statistics, survey sampling describes the process of selecting a sample of elements from a target population in order to conduct a survey.A survey may refer to many different types or techniques of observation, but in the context of survey sampling it most often involves a questionnaire used to...

     –
    • Sampling theory
      Statistics
      Statistics is the study of the collection, organization, analysis, and interpretation of data. It deals with all aspects of this, including the planning of data collection in terms of the design of surveys and experiments....

       –

    • Survey methodology –

Systems science

Systems science
Systems science
Systems science is an interdisciplinary field of science that studies the nature of complex systems in nature, society, and science. It aims to develop interdisciplinary foundations, which are applicable in a variety of areas, such as engineering, biology, medicine and social sciences.Systems...

 –
  • Complex systems
    Complex systems
    Complex systems present problems in mathematical modelling.The equations from which complex system models are developed generally derive from statistical physics, information theory and non-linear dynamics, and represent organized but unpredictable behaviors of systems of nature that are considered...

     –
  • Complexity theory
    Complex systems
    Complex systems present problems in mathematical modelling.The equations from which complex system models are developed generally derive from statistical physics, information theory and non-linear dynamics, and represent organized but unpredictable behaviors of systems of nature that are considered...

     –
  • Cybernetics
    Cybernetics
    Cybernetics is the interdisciplinary study of the structure of regulatory systems. Cybernetics is closely related to information theory, control theory and systems theory, at least in its first-order form...

     –
    • Biocybernetics
      Biocybernetics
      Biocybernetics is the application of cybernetics to biological science, composed of biological disciplines that benefit from the application of cybernetics: neurology, multicellular systems and others...

       –
    • Engineering cybernetics
      Engineering cybernetics
      Engineering cybernetics or technical cybernetics, established by H.S. Tsien, is a field of cybernetics, which deals with the question of control engineering of mechatronic systems as well as chemical or biological systems...

       –
    • Management cybernetics
      Management cybernetics
      Management cybernetics is the field of cybernetics concerned with management and organizations. The notion of cybernetics and management was first introduced by Stafford Beer in the late 1950s-Cybernetics and Complexity:...

       –
    • Medical cybernetics
      Medical cybernetics
      Medical Cybernetics is a branch of cybernetics which has been heavily affected by the development of the computer, which applies the concepts of cybernetics to medical research and practice...

       –
    • New Cybernetics
      New Cybernetics
      New Cybernetics is a study of self-organizing systems according to Peter Harries-Jones , "looking beyond the issues of the "first", "old" or "original" cybernetics and their politics and sciences of control, to the autonomy and self-organization capabilities of complex systems"...

       –
    • Second-order cybernetics
      Second-order cybernetics
      Second-order cybernetics, also known as the cybernetics of cybernetics, investigates the construction of models of cybernetic systems. It investigates cybernetics with awareness that the investigators are part of the system, and of the importance of self-referentiality, self-organizing, the...

       –
  • Control theory
    Control theory
    Control theory is an interdisciplinary branch of engineering and mathematics that deals with the behavior of dynamical systems. The desired output of a system is called the reference...

     –
    • Control engineering
      Control engineering
      Control engineering or Control systems engineering is the engineering discipline that applies control theory to design systems with predictable behaviors...

       –
    • Control systems –
    • Dynamical systems –
  • Operations research
    Operations research
    Operations research is an interdisciplinary mathematical science that focuses on the effective use of technology by organizations...

     –
  • Systems dynamics –
    • Systems analysis
      Systems analysis
      Systems analysis is the study of sets of interacting entities, including computer systems analysis. This field is closely related to requirements analysis or operations research...

       –
  • Systems theory
    Systems theory
    Systems theory is the transdisciplinary study of systems in general, with the goal of elucidating principles that can be applied to all types of systems at all nesting levels in all fields of research...

     –
    • Developmental systems theory
      Developmental systems theory
      In developmental psychology, developmental systems theory is an overarching theoretical perspective on biological development, heredity, and evolution . It emphasizes the equal contributions of genes, environment, and epigenetic factors on developmental processes...

       –
    • General systems theory –
    • Linear time-invariant systems
      LTI system theory
      Linear time-invariant system theory, commonly known as LTI system theory, comes from applied mathematics and has direct applications in NMR spectroscopy, seismology, circuits, signal processing, control theory, and other technical areas. It investigates the response of a linear and time-invariant...

       –
    • Mathematical system theory –
  • Interdisciplinary fields involving systems science
    • Systems biology
      Systems biology
      Systems biology is a term used to describe a number of trends in bioscience research, and a movement which draws on those trends. Proponents describe systems biology as a biology-based inter-disciplinary study field that focuses on complex interactions in biological systems, claiming that it uses...

       –
    • Systems ecology
      Systems ecology
      Systems ecology is an interdisciplinary field of ecology, taking a holistic approach to the study of ecological systems, especially ecosystems. Systems ecology can be seen as an application of general systems theory to ecology. Central to the systems ecology approach is the idea that an ecosystem...

       –
    • Systems engineering
      Systems engineering
      Systems engineering is an interdisciplinary field of engineering that focuses on how complex engineering projects should be designed and managed over the life cycle of the project. Issues such as logistics, the coordination of different teams, and automatic control of machinery become more...

       –
    • Systems neuroscience
      Systems neuroscience
      Systems neuroscience is a subdiscipline of neuroscience and systems biology that studies the function of neural circuits and systems. It is an umbrella term, encompassing a number of areas of study concerned with how nerve cells behave when connected together to form neural networks...

       –
    • Systems psychology
      Systems psychology
      Systems psychology is a branch of applied psychology that studies human behaviour and experience in complex systems. It is inspired by systems theory and systems thinking, and based on the theoretical work of Roger Barker, Gregory Bateson, Humberto Maturana and others. It is an approach in...

       –

Social sciences

  • Business studies
    Business studies
    Business studies is an academic subject taught at higher level in Australia, Canada, Hong Kong, India, Ireland, New Zealand, Pakistan, South Africa, Sri Lanka, Zimbabwe and the United Kingdom, as well as at university level in many countries...

     –
  • Civics
    Civics
    Civics is the study of rights and duties of citizenship. In other words, it is the study of government with attention to the role of citizens ― as opposed to external factors ― in the operation and oversight of government....

     –
  • Criminology
    Criminology
    Criminology is the scientific study of the nature, extent, causes, and control of criminal behavior in both the individual and in society...

     –
  • Cultural studies
    Cultural studies
    Cultural studies is an academic field grounded in critical theory and literary criticism. It generally concerns the political nature of contemporary culture, as well as its historical foundations, conflicts, and defining traits. It is, to this extent, largely distinguished from cultural...

     –
  • Demography
    Demography
    Demography is the statistical study of human population. It can be a very general science that can be applied to any kind of dynamic human population, that is, one that changes over time or space...

     –
  • Development studies
    Development studies
    Development studies is a multidisciplinary branch of social science which addresses issues of concern to developing countries. It has historically placed a particular focus on issues related to social and economic development, and its relevance may therefore extend to communities and regions...

     –
  • Economics
    Outline of economics
    The following outline is provided as an overview of and topical guide to economics:Economics – analyzes the production, distribution, and consumption of goods and services...

     –
  • Education –
  • Environmental studies –
  • Gender and sexuality studies
    Gender studies
    Gender studies is a field of interdisciplinary study which analyses race, ethnicity, sexuality and location.Gender study has many different forms. One view exposed by the philosopher Simone de Beauvoir said: "One is not born a woman, one becomes one"...

     –
  • Gerontology
    Gerontology
    Gerontology is the study of the social, psychological and biological aspects of aging...

     –
  • History –
  • Geography
    Outline of geography
    The following outline is provided as an overview of and topical guide to geography:Geography – science that studies the lands, features, inhabitants, and phenomena of Earth.- Geography is :...

     –
    • Human geography
      Human geography
      Human geography is one of the two major sub-fields of the discipline of geography. Human geography is the study of the world, its people, communities, and cultures. Human geography differs from physical geography mainly in that it has a greater focus on studying human activities and is more...

       –
  • Industrial relations –
  • Information science
    Information science
    -Introduction:Information science is an interdisciplinary science primarily concerned with the analysis, collection, classification, manipulation, storage, retrieval and dissemination of information...

     –
  • International studies
    International studies
    International Studies generally refers to the specific University Degrees and courses which are concerned with the study of ‘the major political, economic, social, cultural and sacral issues that dominate the international agenda’...

     –
  • Law –
  • Legal management
    Legal management
    The Legal Management is a social sciences discipline that is designed for students interested in the study of State and its elements, Law, Law Practice, Legal Research and Jurisprudence, legal Philosophy, Criminal Justice, Governance, Government structure, Political history and theories, Business...

     –
    • Paralegal studies –
  • Library science –
  • Management –
  • Media studies
    Media studies
    Media studies is an academic discipline and field of study that deals with the content, history and effects of various media; in particular, the 'mass media'. Media studies may draw on traditions from both the social sciences and the humanities, but mostly from its core disciplines of mass...

     –
  • Communication studies
    Communication studies
    Communication Studies is an academic field that deals with processes of communication, commonly defined as the sharing of symbols over distances in space and time. Hence, communication studies encompasses a wide range of topics and contexts ranging from face-to-face conversation to speeches to mass...

     –
  • Public administration
    Public administration
    Public Administration houses the implementation of government policy and an academic discipline that studies this implementation and that prepares civil servants for this work. As a "field of inquiry with a diverse scope" its "fundamental goal.....

     –
  • Social work
    Social work
    Social Work is a professional and academic discipline that seeks to improve the quality of life and wellbeing of an individual, group, or community by intervening through research, policy, community organizing, direct practice, and teaching on behalf of those afflicted with poverty or any real or...

     –

Anthropology

  • Anthropology of religion
    Anthropology of religion
    The anthropology of religion involves the study of religious institutions in relation to other social institutions, and the comparison of religious beliefs and practices across cultures.-History:...

     –
  • Applied anthropology
    Applied anthropology
    Applied anthropology refers to the application of the method and theory of anthropology to the analysis and solution of practical problems. In as much as anthropology traditionally entails four sub-disciplines--Archaeology, biological/physical, cultural/social, and linguistic anthropology—the...

     –
  • Archaeology –
  • Cultural anthropology
    Cultural anthropology
    Cultural anthropology is a branch of anthropology focused on the study of cultural variation among humans, collecting data about the impact of global economic and political processes on local cultural realities. Anthropologists use a variety of methods, including participant observation,...

     –
  • Ethnobiology
    Ethnobiology
    ]Ethnobiology is the scientific study of dynamic relationships between peoples, biota, and environments, from the distant past to the immediate present....

     –
  • Ethnography
    Ethnography
    Ethnography is a qualitative method aimed to learn and understand cultural phenomena which reflect the knowledge and system of meanings guiding the life of a cultural group...

     –
  • Ethnology
    Ethnology
    Ethnology is the branch of anthropology that compares and analyzes the origins, distribution, technology, religion, language, and social structure of the ethnic, racial, and/or national divisions of humanity.-Scientific discipline:Compared to ethnography, the study of single groups through direct...

     –
  • Ethnopoetics
    Ethnopoetics
    Ethnopoetics is a poetic movement and subfield in linguistics, and anthropology. It was coined as a term by Jerome Rothenberg in collaboration with George Quasha in 1968, when Quasha asked Rothenberg to create a term using 'ethnos' and 'poetics' on the model of 'ethnomusicology' for inclusion in...

     –
  • Evolutionary anthropology
    Evolutionary anthropology
    Evolutionary anthropology is the interdisciplinary study of evolution of human physiology and human behaviour and the relation between hominids and non-hominid primates. Evolutionary anthropology is based in natural science and social science...

     –
  • Experimental archaeology
    Experimental archaeology
    Experimental archaeology employs a number of different methods, techniques, analyses, and approaches in order to generate and test hypotheses, based upon archaeological source material, like ancient structures or artifacts. It should not be confused with primitive technology which is not concerned...

     –
  • Historical archaeology
    Historical archaeology
    Historical archaeology is a form of archaeology dealing with topics that are already attested in written records. These records can both complement and conflict with the archaeological evidence found at a particular site. Studies tend to focus on literate, historical-period societies as opposed...

     –
  • Linguistic anthropology
    Linguistic anthropology
    Linguistic anthropology is the interdisciplinary study of how language influences social life. It is a branch of anthropology that originated from the endeavor to document endangered languages, and has grown over the past 100 years to encompass almost any aspect of language structure and...

     –
  • Medical anthropology
    Medical anthropology
    Medical anthropology is an interdisciplinary field which studies "human health and disease, health care systems, and biocultural adaptation". It views humans from multidimensional and ecological perspectives...

     –
  • Physical anthropology
    Physical anthropology
    Biological anthropology is that branch of anthropology that studies the physical development of the human species. It plays an important part in paleoanthropology and in forensic anthropology...

     –
  • Psychological anthropology
    Psychological anthropology
    Psychological anthropology is an interdisciplinary subfield of anthropology that studies the interaction of cultural and mental processes. The subfield tends to focus on ways in which humans' development and enculturation within a particular cultural group—with its own history, language, practices,...

     –
  • Zooarchaeology
    Zooarchaeology
    Zooarchaeology, also known as Archaeozoology, is the study of animal remains from archaeological sites. The remains consist primarily of the hard parts of the body such as bones, teeth, and shells...

     –
  • Anthrozoology
    Anthrozoology
    Anthrozoology is the study of human-animal interaction. It is a modern interdisciplinary and burgeoning field that overlaps with a number of other disciplines, including anthropology, ethology, medicine, psychology, veterinary medicine and zoology...

     –

Economics

  • Economics
    Outline of economics
    The following outline is provided as an overview of and topical guide to economics:Economics – analyzes the production, distribution, and consumption of goods and services...

     –

  • Macroeconomics
    Macroeconomics
    Macroeconomics is a branch of economics dealing with the performance, structure, behavior, and decision-making of the whole economy. This includes a national, regional, or global economy...

     –
  • Microeconomics
    Microeconomics
    Microeconomics is a branch of economics that studies the behavior of how the individual modern household and firms make decisions to allocate limited resources. Typically, it applies to markets where goods or services are being bought and sold...

     –
  • Behavioural economics –
  • Bioeconomics
    Bioeconomics
    Bioeconomics is closely related to the early development of theories in fisheries economics, initially in the mid 1950s by Canadian economists Scott Gordon and Anthony Scott...

     –
  • Comparative economics –
    • Socialist economics
      Socialist economics
      Socialist economics are the economic theories and practices of hypothetical and existing socialist economic systems.A socialist economy is based on public ownership or independent cooperative ownership of the means of production, wherein production is carried out to directly produce use-value,...

       –
  • Development economics
    Development economics
    Development Economics is a branch of economics which deals with economic aspects of the development process in low-income countries. Its focus is not only on methods of promoting economic growth and structural change but also on improving the potential for the mass of the population, for example,...

     –

  • Economic geography
    Economic geography
    Economic geography is the study of the location, distribution and spatial organization of economic activities across the world. The subject matter investigated is strongly influenced by the researcher's methodological approach. Neoclassical location theorists, following in the tradition of Alfred...

     –
  • Economic history
    Economic history
    Economic history is the study of economies or economic phenomena in the past. Analysis in economic history is undertaken using a combination of historical methods, statistical methods and by applying economic theory to historical situations and institutions...

     –
  • Economic sociology
    Economic sociology
    Economic sociology studies both the social effects and the social causes of various economic phenomena. The field can be broadly divided into a classical period and a contemporary one. The classical period was concerned particularly with modernity and its constituent aspects...

     –
  • Energy economics
    Energy economics
    Energy economics is a broad scientific subject area which includes topics related to supply and use of energy in societies. Due to diversity of issues and methods applied and shared with a number of academic disciplines, energy economics does not present itself as a self contained academic...

     –
  • Entrepreneurial Economics
    Entrepreneurial Economics
    Entrepreneurial Economics is the study of the entrepreneur and entrepreneurship within the economy. The accumulation of factors of production per se does not explain economic development...

     –
  • Environmental economics
    Environmental economics
    Environmental economics is a subfield of economics concerned with environmental issues. Quoting from the National Bureau of Economic Research Environmental Economics program:...

     –
  • Evolutionary economics
    Evolutionary economics
    Evolutionary economics is part of mainstream economics as well as heterodox school of economic thought that is inspired by evolutionary biology...

     –
  • Financial economics
    Financial economics
    Financial Economics is the branch of economics concerned with "the allocation and deployment of economic resources, both spatially and across time, in an uncertain environment"....

     –
  • Heterodox economics
    Heterodox economics
    "Heterodox economics" refers to approaches or to schools of economic thought that are considered outside of "mainstream economics". Mainstream economists sometimes assert that it has little or no influence on the vast majority of academic economists in the English speaking world. "Mainstream...

     –
    • Green economics –
    • Feminist economics
      Feminist economics
      Feminist economics broadly refers to a developing branch of economics that applies feminist lenses to economics. Research under this heading is often interdisciplinary or heterodox...

       –
    • Islamic economics
      Islamic economics
      Islamic economics refers to the body of Islamic studies literature that "identifies and promotes an economic order that conforms to Islamic scripture and traditions," and in the economic world an interest-free Islamic banking system, grounded in Sharia's condemnation of interest...

       –
  • Industrial organization
    Industrial organization
    Industrial organization is the field of economics that builds on the theory of the firm in examining the structure of, and boundaries between, firms and markets....

     –
  • International economics
    International economics
    International economics is concerned with the effects upon economic activity of international differences in productive resources and consumer preferences and the institutions that affect them...

     –
  • Institutional economics
    Institutional economics
    Institutional economics focuses on understanding the role of the evolutionary process and the role of institutions in shaping economic behaviour. Its original focus lay in Thorstein Veblen's instinct-oriented dichotomy between technology on the one side and the "ceremonial" sphere of society on the...

     –
  • Labor economics –
  • Law and Economics
    Law and economics
    The economic analysis of law is an analysis of law applying methods of economics. Economic concepts are used to explain the effects of laws, to assess which legal rules are economically efficient, and to predict which legal rules will be promulgated.-Relationship to other disciplines and...

     –
  • Managerial economics
    Managerial economics
    Managerial economics as defined by Edwin Mansfield is "concerned with application of economic concepts and economic analysis to the problems of formulating rational managerial decision." It is sometimes referred to as business economics and is a branch of economics that applies microeconomic...

     –
  • Monetary economics –
  • Neuroeconomics
    Neuroeconomics
    Neuroeconomics is an interdisciplinary field that seeks to explain human decision making, the ability to process multiple alternatives and to choose an optimal course of action. It studies how economic behavior can shape our understanding of the brain, and how neuroscientific discoveries can...

     –
  • Public finance
    Public finance
    Public finance is the revenue and expenditure of public authoritiesThe purview of public finance is considered to be threefold: governmental effects on efficient allocation of resources, distribution of income, and macroeconomic stabilization.-Overview:The proper role of government provides a...

     –
  • Public economics –
  • Real estate economics
    Real estate economics
    Real estate economics is the application of economic techniques to real estate markets. It tries to describe, explain, and predict patterns of prices, supply, and demand...

     –
  • Resource economics –
  • Welfare economics
    Welfare economics
    Welfare economics is a branch of economics that uses microeconomic techniques to evaluate economic well-being, especially relative to competitive general equilibrium within an economy as to economic efficiency and the resulting income distribution associated with it...

     –
  • Political economy
    Political economy
    Political economy originally was the term for studying production, buying, and selling, and their relations with law, custom, and government, as well as with the distribution of national income and wealth, including through the budget process. Political economy originated in moral philosophy...

     –
  • Socioeconomics
    Socioeconomics
    Socioeconomics or socio-economics or social economics is an umbrella term with different usages. 'Social economics' may refer broadly to the "use of economics in the study of society." More narrowly, contemporary practice considers behavioral interactions of individuals and groups through social...

     –
  • Transport economics
    Transport economics
    Transport economics is a branch of economics that deals with the allocation of resources within the transport sector and has strong linkages with civil engineering. Transport economics differs from some other branches of economics in that the assumption of a spaceless, instantaneous economy does...

     –
  • Economic methodology
    Economic methodology
    Economic methodology is the study of methods, especially the scientific method, in relation to economics, including principles underlying economic reasoning...

     –
    • Computational economics
      Computational economics
      Computational economics is a research discipline at the interface between computer science and economic and management science. Areas encompassed include agent-based computational modeling, computational modeling of dynamic macroeconomic systems and transaction costs, other applications in...

       –
    • Econometrics
      Econometrics
      Econometrics has been defined as "the application of mathematics and statistical methods to economic data" and described as the branch of economics "that aims to give empirical content to economic relations." More precisely, it is "the quantitative analysis of actual economic phenomena based on...

       –
      • Mathematical economics
        Mathematical economics
        Mathematical economics is the application of mathematical methods to represent economic theories and analyze problems posed in economics. It allows formulation and derivation of key relationships in a theory with clarity, generality, rigor, and simplicity...

         –
      • Economic statistics
        Economic statistics
        Economic statistics is a topic in applied statistics that concerns the collection, processing, compilation, dissemination, and analysis of economic data. It is also common to call the data themselves 'economic statistics', but for this usage see economic data. The data of concern to economic ...

         –
        • Time series
          Time series
          In statistics, signal processing, econometrics and mathematical finance, a time series is a sequence of data points, measured typically at successive times spaced at uniform time intervals. Examples of time series are the daily closing value of the Dow Jones index or the annual flow volume of the...

           –
    • Experimental economics
      Experimental economics
      Experimental economics is the application of experimental methods to study economic questions. Data collected in experiments are used to estimate effect size, test the validity of economic theories, and illuminate market mechanisms. Economic experiments usually use cash to motivate subjects, in...

       –

Linguistics

Linguistics –
  • Anthropological Linguistics
    Anthropological linguistics
    Anthropological linguistics is the study of the relations between language and culture and the relations between human biology, cognition and language...

     –
  • Applied Linguistics
    Applied linguistics
    Applied linguistics is an interdisciplinary field of study that identifies, investigates, and offers solutions to language-related real-life problems...

     –
  • Biolinguistics
    Biolinguistics
    Biolinguistics is the study of the biology and evolution of language. It is a highly interdisciplinary field, including linguists, biologists, neuroscientists, psychologists, mathematicians, and others...

     –
  • Clinical Linguistics
    Clinical linguistics
    Clinical Linguistics is a sub-discipline of linguistics which involves the application of linguistic theory to the field of Speech-Language Pathology. Clinical linguistics, a branch of applied linguistics, is the use of linguistics to describe, analyze, and treat language disabilities...

     and Speech and Language Pathology
    Speech and language pathology
    Speech-Language Pathology specializes in communication disorders.The main components of speech production include: phonation, the process of sound production; resonance, opening and closing of the vocal folds; intonation, the variation of pitch; and voice, including aeromechanical components of...

     –
  • Cognitive Linguistics
    Cognitive linguistics
    In linguistics, cognitive linguistics refers to the branch of linguistics that interprets language in terms of the concepts, sometimes universal, sometimes specific to a particular tongue, which underlie its forms...

     –
  • Comparative Linguistics
    Comparative linguistics
    Comparative linguistics is a branch of historical linguistics that is concerned with comparing languages to establish their historical relatedness....

     –
  • Computational Linguistics
    Computational linguistics
    Computational linguistics is an interdisciplinary field dealing with the statistical or rule-based modeling of natural language from a computational perspective....

     –
  • Developmental Linguistics
    Developmental linguistics
    Developmental linguistics is the study of the development of linguistic ability in an individual, particularly the acquisition of language in childhood...

     and Language Acquisition
    Language acquisition
    Language acquisition is the process by which humans acquire the capacity to perceive, produce and use words to understand and communicate. This capacity involves the picking up of diverse capacities including syntax, phonetics, and an extensive vocabulary. This language might be vocal as with...

     –
  • Dialectology
    Dialectology
    Dialectology is the scientific study of linguistic dialect, a sub-field of sociolinguistics. It studies variations in language based primarily on geographic distribution and their associated features...

     and Dialectometry
    Dialectometry
    The main purpose of dialectometry is to discover high levels of structure in geographical dialect networks.The research interest concentrates mainly on the regional distribution of dialect similarities, such as cores of dialect and overlapping zones, which can be labelled according to a more or...

     –
  • Discourse Analysis
    Discourse analysis
    Discourse analysis , or discourse studies, is a general term for a number of approaches to analyzing written, spoken, signed language use or any significant semiotic event....

     –
  • Etymology
    Etymology
    Etymology is the study of the history of words, their origins, and how their form and meaning have changed over time.For languages with a long written history, etymologists make use of texts in these languages and texts about the languages to gather knowledge about how words were used during...

     –
  • Evolutionary Linguistics
    Evolutionary linguistics
    Evolutionary linguistics is the scientific study of the origins and development of language. The main challenge in this research is the lack of empirical data: spoken language leaves practically no traces. This led to an abandonment of the field for more than a century...

     –
  • Forensic Linguistics
    Forensic linguistics
    Forensic linguistics is the application of linguistic knowledge, methods and insights to the forensic context of law, language, crime investigation, trial, and judicial procedure. It is a branch of applied linguistics...

     –
  • Geolinguistics –
  • Historical Linguistics
    Historical linguistics
    Historical linguistics is the study of language change. It has five main concerns:* to describe and account for observed changes in particular languages...

     –
  • Lexis
    Lexis (linguistics)
    In linguistics, a lexis is the total word-stock or lexicon having items of lexical, rather than grammatical, meaning. This notion contrasts starkly with the Chomskian proposition of a “Universal Grammar” as the prime mover for language...

     –
  • Linguistic Typology
    Linguistic Typology
    Linguistic Typology is an international peer-reviewed journal in the field of linguistic typology, founded in 1997. It is published by Mouton de Gruyter on behalf of the Association for Linguistic Typology. Its editor-in-chief is Prof. Frans Plank . The journal is accessible online with...

     –
  • Morphology
    Morphology (linguistics)
    In linguistics, morphology is the identification, analysis and description, in a language, of the structure of morphemes and other linguistic units, such as words, affixes, parts of speech, intonation/stress, or implied context...

     –
  • Neurolinguistics
    Neurolinguistics
    Neurolinguistics is the study of the neural mechanisms in the human brain that control the comprehension, production, and acquisition of language. As an interdisciplinary field, neurolinguistics draws methodology and theory from fields such as neuroscience, linguistics, cognitive science,...

     –
  • Philology
    Philology
    Philology is the study of language in written historical sources; it is a combination of literary studies, history and linguistics.Classical philology is the philology of Greek and Classical Latin...

     –
  • Phonetics
    Phonetics
    Phonetics is a branch of linguistics that comprises the study of the sounds of human speech, or—in the case of sign languages—the equivalent aspects of sign. It is concerned with the physical properties of speech sounds or signs : their physiological production, acoustic properties, auditory...

     –
  • Phonology
    Phonology
    Phonology is, broadly speaking, the subdiscipline of linguistics concerned with the sounds of language. That is, it is the systematic use of sound to encode meaning in any spoken human language, or the field of linguistics studying this use...

     –
  • Phraseology
    Phraseology
    In linguistics, phraseology is the study of set or fixed expressions, such as idioms, phrasal verbs, and other types of multi-word lexical units , in which the component parts of the expression take on a meaning more specific than or otherwise not predictable from the sum of their meanings when...

     –
  • Pragmatics
    Pragmatics
    Pragmatics is a subfield of linguistics which studies the ways in which context contributes to meaning. Pragmatics encompasses speech act theory, conversational implicature, talk in interaction and other approaches to language behavior in philosophy, sociology, and linguistics. It studies how the...

     –
  • Psycholinguistics
    Psycholinguistics
    Psycholinguistics or psychology of language is the study of the psychological and neurobiological factors that enable humans to acquire, use, comprehend and produce language. Initial forays into psycholinguistics were largely philosophical ventures, due mainly to a lack of cohesive data on how the...

     –
  • Sociolinguistics
    Sociolinguistics
    Sociolinguistics is the descriptive study of the effect of any and all aspects of society, including cultural norms, expectations, and context, on the way language is used, and the effects of language use on society...

     –
  • Speech science
    Speech science
    Speech science refers to the study of production, transmission and perception of speech. Speech science involves anatomy, in particular the anatomy of the oro-facial region and neuroanatomy, physiology, and acoustics.-Speech production:...

     –
  • Stylistics
    Stylistics (linguistics)
    Stylistics is the study and interpretation of texts from a linguistic perspective. As a discipline it links literary criticism and linguistics, but has no autonomous domain of its own...

     –
  • Syntax
    Syntax
    In linguistics, syntax is the study of the principles and rules for constructing phrases and sentences in natural languages....

     –
  • Semantics
    Semantics
    Semantics is the study of meaning. It focuses on the relation between signifiers, such as words, phrases, signs and symbols, and what they stand for, their denotata....

     –
  • Writing Systems
    Writing
    Writing is the representation of language in a textual medium through the use of a set of signs or symbols . It is distinguished from illustration, such as cave drawing and painting, and non-symbolic preservation of language via non-textual media, such as magnetic tape audio.Writing most likely...

     and Orthography
    Orthography
    The orthography of a language specifies a standardized way of using a specific writing system to write the language. Where more than one writing system is used for a language, for example Kurdish, Uyghur, Serbian or Inuktitut, there can be more than one orthography...

     –

Psychology

Psychology –
  • Behavior analysis –
  • Biopsychology –
  • Cognitive psychology
    Cognitive psychology
    Cognitive psychology is a subdiscipline of psychology exploring internal mental processes.It is the study of how people perceive, remember, think, speak, and solve problems.Cognitive psychology differs from previous psychological approaches in two key ways....

     –
  • Clinical psychology
    Clinical psychology
    Clinical psychology is an integration of science, theory and clinical knowledge for the purpose of understanding, preventing, and relieving psychologically-based distress or dysfunction and to promote subjective well-being and personal development...

     –
  • Cultural psychology
    Cultural psychology
    Cultural psychology is a field of psychology which assumes the idea that culture and mind are inseparable, and that psychological theories grounded in one culture are likely to be limited in applicability when applied to a different culture...

     –
  • Developmental psychology
    Developmental psychology
    Developmental psychology, also known as human development, is the scientific study of systematic psychological changes, emotional changes, and perception changes that occur in human beings over the course of their life span. Originally concerned with infants and children, the field has expanded to...

     –
  • Educational psychology
    Educational psychology
    Educational psychology is the study of how humans learn in educational settings, the effectiveness of educational interventions, the psychology of teaching, and the social psychology of schools as organizations. Educational psychology is concerned with how students learn and develop, often focusing...

     –
  • Evolutionary psychology
    Evolutionary psychology
    Evolutionary psychology is an approach in the social and natural sciences that examines psychological traits such as memory, perception, and language from a modern evolutionary perspective. It seeks to identify which human psychological traits are evolved adaptations, that is, the functional...

     –
  • Experimental psychology
    Experimental psychology
    Experimental psychology is a methodological approach, rather than a subject, and encompasses varied fields within psychology. Experimental psychologists have traditionally conducted research, published articles, and taught classes on neuroscience, developmental psychology, sensation, perception,...

     –
  • Forensic psychology
    Forensic psychology
    Forensic psychology is the intersection between psychology and the criminal justice system. It involves understanding criminal law in the relevant jurisdictions in order to be able to interact appropriately with judges, attorneys and other legal professionals...

     –
  • Health psychology
    Health psychology
    Health psychology is concerned with understanding how biological, psychological, environmental, and cultural factors are involved in physical health and illness. Health psychologists work alongside other medical professionals in clinical settings, work on behavior change in public health promotion,...

     –
  • Humanistic psychology
    Humanistic psychology
    Humanistic psychology is a psychological perspective which rose to prominence in the mid-20th century, drawing on the work of early pioneers like Carl Rogers and the philosophies of existentialism and phenomenology...

     –
  • Industrial and organizational psychology
    Industrial and organizational psychology
    Industrial and organizational psychology is the scientific study of employees, workplaces, and organizations. Industrial and organizational psychologists contribute to an organization's success by improving the performance and well-being of its people...

     –
  • Music therapy
    Music therapy
    Music therapy is an allied health profession and one of the expressive therapies, consisting of an interpersonal process in which a trained music therapist uses music and all of its facets—physical, emotional, mental, social, aesthetic, and spiritual—to help clients to improve or maintain their...

     –
  • Neuropsychology
    Neuropsychology
    Neuropsychology studies the structure and function of the brain related to specific psychological processes and behaviors. The term neuropsychology has been applied to lesion studies in humans and animals. It has also been applied to efforts to record electrical activity from individual cells in...

     –
  • Personality psychology
    Personality psychology
    Personality psychology is a branch of psychology that studies personality and individual differences. Its areas of focus include:* Constructing a coherent picture of the individual and his or her major psychological processes...

     –
  • Psychometrics
    Psychometrics
    Psychometrics is the field of study concerned with the theory and technique of psychological measurement, which includes the measurement of knowledge, abilities, attitudes, personality traits, and educational measurement...

     –
  • Psychology of religion
    Psychology of religion
    Psychology of religion consists of the application of psychological methods and interpretive frameworks to religious traditions, as well as to both religious and irreligious individuals. The science attempts to accurately describe the details, origins, and uses of religious beliefs and behaviours...

     –
  • Psychophysics
    Psychophysics
    Psychophysics quantitatively investigates the relationship between physical stimuli and the sensations and perceptions they effect. Psychophysics has been described as "the scientific study of the relation between stimulus and sensation" or, more completely, as "the analysis of perceptual...

     –
  • Sensation and perception psychology
    Sensation and perception psychology
    In psychology, sensation and perception are stages of processing of the senses in human and animal systems, such as vision, auditory, vestibular, and pain senses. These topics are considered part of psychology, and not anatomy or physiology, because processes in the brain so greatly affect the...

     –

Applied psychology

Applied psychology
Applied psychology
The basic premise of applied psychology is the use of psychological principles and theories to overcome problems in other areas, such as mental health, business management, education, health, product design, ergonomics, and law...

 –
  • Psychological testing
    Psychological testing
    Psychological testing is a field characterized by the use of samples of behavior in order to assess psychological construct, such as cognitive and emotional functioning, about a given individual. The technical term for the science behind psychological testing is psychometrics...

     –
  • Clinical psychology
    Clinical psychology
    Clinical psychology is an integration of science, theory and clinical knowledge for the purpose of understanding, preventing, and relieving psychologically-based distress or dysfunction and to promote subjective well-being and personal development...

     –
  • Community psychology
    Community psychology
    Community psychology deals with the relationships of the individual to communities and the wider society. Community psychologists seek to understand the quality of life of individuals, communities, and society...

     –
  • Consumer behaviour
    Consumer behaviour
    Consumer behaviour is the study of when, why, how, and where people do or do not buy a product. It blends elements from psychology, sociology, social anthropology and economics. It attempts to understand the buyer decision making process, both individually and in groups...

     –
  • Counseling psychology
    Counseling psychology
    Counseling psychology is a psychological specialty that encompasses research and applied work in several broad domains: counseling process and outcome; supervision and training; career development and counseling; and prevention and health...

     –
  • Educational psychology
    Educational psychology
    Educational psychology is the study of how humans learn in educational settings, the effectiveness of educational interventions, the psychology of teaching, and the social psychology of schools as organizations. Educational psychology is concerned with how students learn and develop, often focusing...

     –
  • Forensic psychology
    Forensic psychology
    Forensic psychology is the intersection between psychology and the criminal justice system. It involves understanding criminal law in the relevant jurisdictions in order to be able to interact appropriately with judges, attorneys and other legal professionals...

     –
  • Health psychology
    Health psychology
    Health psychology is concerned with understanding how biological, psychological, environmental, and cultural factors are involved in physical health and illness. Health psychologists work alongside other medical professionals in clinical settings, work on behavior change in public health promotion,...

     –
  • Industrial and organizational psychology
    Industrial and organizational psychology
    Industrial and organizational psychology is the scientific study of employees, workplaces, and organizations. Industrial and organizational psychologists contribute to an organization's success by improving the performance and well-being of its people...

     –
  • Legal psychology
    Legal psychology
    Legal psychology involves empirical, psychological research of the law, legal institutions, and people who come into contact with the law. Legal psychologists typically take basic social and cognitive principles and apply them to issues in the legal system such as eyewitness memory, jury...

     –
  • Media psychology
    Media Psychology
    Media Psychology seeks an understanding of how people perceive, interpret, use, and respond to a media-rich world. In doing so, media psychologists can identify potential benefits and problems and promote the development of positive media ....

     –
  • Military psychology
    Military psychology
    Military psychology is the research, design and application of psychological theories and experimentation data towards understanding, predicting and countering behaviours either in friendly or enemy forces or civilian population that may be undesirable, threatening or potentially dangerous to the...

     –
  • Occupational health psychology
    Occupational health psychology
    Occupational health psychology emerged out of two distinct applied disciplines within psychology, health psychology and industrial/organizational psychology, and occupational health. OHP is concerned with the psychosocial characteristics of workplaces that contribute to the development of...

     –
  • Pastoral psychology –
  • Political psychology
    Political psychology
    Political psychology is an interdisciplinary academic field dedicated to understanding political science, politicians and political behavior. Psychological theories of behavior including; belief, motivation, conflict, perception, cognition, information processing, learning strategies, socialization...

     –
  • Psychometrics
    Psychometrics
    Psychometrics is the field of study concerned with the theory and technique of psychological measurement, which includes the measurement of knowledge, abilities, attitudes, personality traits, and educational measurement...

     –
  • School psychology
    School psychology
    School psychology is a field that applies principles of clinical psychology and educational psychology to the diagnosis and treatment of children's and adolescents' behavioral and learning problems...

     –
  • Sport psychology
    Sport psychology
    Sport psychology is an interdisciplinary science that draws on knowledge from the fields of kinesiology and psychology. It involves the study of how psychological factors affect performance and how participation in sport and exercise affect psychological and physical factors...

     –
  • Systems psychology
    Systems psychology
    Systems psychology is a branch of applied psychology that studies human behaviour and experience in complex systems. It is inspired by systems theory and systems thinking, and based on the theoretical work of Roger Barker, Gregory Bateson, Humberto Maturana and others. It is an approach in...

     –
  • Traffic psychology
    Traffic psychology
    Traffic psychology is a young, expanding and wide field in psychology. Whereas traffic psychology is primarily related to the study of the behavior of road users and the psychological processes underlying that behavior as well as to the relationship between behavior and accidents, transportation...

     –

Geography

Geography
Outline of geography
The following outline is provided as an overview of and topical guide to geography:Geography – science that studies the lands, features, inhabitants, and phenomena of Earth.- Geography is :...

 –
  • Cartography –
  • Human geography
    Human geography
    Human geography is one of the two major sub-fields of the discipline of geography. Human geography is the study of the world, its people, communities, and cultures. Human geography differs from physical geography mainly in that it has a greater focus on studying human activities and is more...

     –
    • Critical geography
      Critical geography
      Critical geography takes a critical theory approach to the study and analysis of geography. The development of critical geography can be seen as one of the four major turning points in the history of geography...

       –
    • Cultural geography
      Cultural geography
      Cultural geography is a sub-field within human geography. Cultural geography is the study of cultural products and norms and their variations across and relations to spaces and places...

       –
    • Feminist geography
      Feminist geography
      Feminist geography is an approach in human geography which applies the theories, methods and critiques of feminism to the study of the human environment, society and geographical space.-Areas of study:...

       –
    • Economic geography
      Economic geography
      Economic geography is the study of the location, distribution and spatial organization of economic activities across the world. The subject matter investigated is strongly influenced by the researcher's methodological approach. Neoclassical location theorists, following in the tradition of Alfred...

       –
    • Development geography
      Development geography
      Development geography is the study of the earth's geography with reference to the standard of living and quality of life of its human inhabitants. In this context, development is a process of change that affects people's lives. It may involve an improvement in the quality of life as perceived by...

       –
    • Historical geography
      Historical geography
      Historical geography is the study of the human, physical, fictional, theoretical, and "real" geographies of the past. Historical geography studies a wide variety of issues and topics. A common theme is the study of the geographies of the past and how a place or region changes through time...

       –
    • Time geography
      Time geography
      Time geography or time-space geography traces its roots back to the Swedish geographer Torsten Hägerstrand who stressed the temporal factor in spatial human activities. The time-space path, devised by Hägerstrand, shows the movement of an individual in the spatial-temporal environment with the...

       –
    • Political geography
      Political geography
      Political geography is the field of human geography that is concerned with the study of both the spatially uneven outcomes of political processes and the ways in which political processes are themselves affected by spatial structures...

       & geopolitics
      Geopolitics
      Geopolitics, from Greek Γη and Πολιτική in broad terms, is a theory that describes the relation between politics and territory whether on local or international scale....

       –
    • Marxist geography
      Marxist geography
      Marxist geography is a critical geography which utilises the theories and philosophy of Marxism to examine the spatial relations of human geography. In Marxist geography the relations that geography has traditionally analyzed - natural environment and spatial relations - are reviewed as outcomes of...

       –
    • Military geography
      Military geography
      Military geography is a sub-field of geography that is used by, not only the military, but also academics and politicians to understand the geopolitical sphere through the militaristic lens...

       –
    • Strategic geography
      Strategic geography
      Strategic geography is concerned with the control of, or access to, spatial areas that have an impact on the security and prosperity of nations. Spatial areas that concern strategic geography change with human needs and development. This field is a subset of human geography, itself a subset of the...

       –
    • Population geography
      Population geography
      Population geography is a division of human geography. It is the study of the ways in which spatial variations in the distribution, composition, migration, and growth of populations are related to the nature of places. Population geography involves demography in a geographical perspective. It...

       –
    • Social geography
      Social geography
      Social geography is the branch of human geography that is most closely related to social theory in general and sociology in particular, dealing with the relation of social phenomena and its spatial components. Though the term itself has a tradition of more than 100 years, there is no consensus on...

       –
    • Behavioral geography
      Behavioral geography
      Behavioral geography is an approach to human geography that examines human behavior using a disaggregate approach. Behavioral geographers focus on the cognitive processes underlying spatial reasoning, decision making, and behavior...

       –
    • Children's geographies
      Children's geographies
      Children's geographies is an area of study within human geography and Childhood Studies which involves researching the places and spaces of children's lives....

       –
    • Health geography
      Health geography
      Health geography is the application of geographical information, perspectives, and methods to the study of health, disease, and health care.- Overview :...

       –
    • Tourism geography
      Tourism geography
      Tourism Geography is the study of travel and tourism, as an industry and as a social and cultural activity. Tourism geography covers a wide range of interests including the environmental impact of tourism, the geographies of tourism and leisure economies, answering tourism industry and management...

       –
    • Urban geography
      Urban geography
      Urban geography is the study of areas which have a high concentration of buildings and infrastructure. These are areas where the majority of economic activities are in the secondary sector and tertiary sectors...

       –
  • Environmental geography
    Environmental geography
    Integrated geography is the branch of geography that describes the spatial aspects of interactions between humans and the natural world. It requires an understanding of the dynamics of geology, meteorology, hydrology, biogeography, ecology, and geomorphology, as well as the ways in which human...

     –
  • Physical geography
    Physical geography
    Physical geography is one of the two major subfields of geography. Physical geography is that branch of natural science which deals with the study of processes and patterns in the natural environment like the atmosphere, biosphere and geosphere, as opposed to the cultural or built environment, the...

     –
    • Biogeography
      Biogeography
      Biogeography is the study of the distribution of species , organisms, and ecosystems in space and through geological time. Organisms and biological communities vary in a highly regular fashion along geographic gradients of latitude, elevation, isolation and habitat area...

       –
    • Climatology
      Climatology
      Climatology is the study of climate, scientifically defined as weather conditions averaged over a period of time, and is a branch of the atmospheric sciences...

       –
    • Palaeoclimatology –
    • Coastal geography
      Coastal geography
      Coastal geography is the study of the dynamic interface between the ocean and the land, incorporating both the physical geography and the human geography of the coast...

       –
    • Geomorphology
      Geomorphology
      Geomorphology is the scientific study of landforms and the processes that shape them...

       –
    • Geodesy
      Geodesy
      Geodesy , also named geodetics, a branch of earth sciences, is the scientific discipline that deals with the measurement and representation of the Earth, including its gravitational field, in a three-dimensional time-varying space. Geodesists also study geodynamical phenomena such as crustal...

       –
    • Hydrology
      Outline of hydrology
      The following outline is provided as an overview of and topical guide to hydrology:Hydrology – study of the movement, distribution, and quality of water on Earth and other planets, including the hydrologic cycle, water resources and environmental watershed sustainability.- Essence of...

      /Hydrography
      Hydrography
      Hydrography is the measurement of the depths, the tides and currents of a body of water and establishment of the sea, river or lake bed topography and morphology. Normally and historically for the purpose of charting a body of water for the safe navigation of shipping...

       –
    • Glaciology
      Glaciology
      Glaciology Glaciology Glaciology (from Middle French dialect (Franco-Provençal): glace, "ice"; or Latin: glacies, "frost, ice"; and Greek: λόγος, logos, "speech" lit...

       –
    • Limnology
      Limnology
      Limnology , also called freshwater science, is the study of inland waters. It is often regarded as a division of ecology or environmental science. It covers the biological, chemical, physical, geological, and other attributes of all inland waters...

       –
    • Oceanography
      Oceanography
      Oceanography , also called oceanology or marine science, is the branch of Earth science that studies the ocean...

       –
    • Pedology
      Pedology (soil study)
      Pedology is the study of soils in their natural environment. It is one of two main branches of soil science, the other being edaphology...

       –
    • Landscape ecology
      Landscape ecology
      Landscape ecology is the science of studying and improving relationships between urban development and ecological processes in the environment and particular ecosystems...

       –
    • Palaeogeography
      Palaeogeography
      Palaeogeography is the study of what the geography was in times past. It is most often used about the physical landscape, although nothing excludes its use in reference to the human or cultural environment...

       –
  • Regional geography
    Regional geography
    Regional geography is the study of world regions. Attention is paid to unique characteristics of a particular region such as natural elements, human elements, and regionalization which covers the techniques of delineating space into regions....

     –

Philosophy

Not considered a science by some thinkers, instead considered a precursor of it. Several fields of philosophy are more directly relevant to the natural and social sciences than others. These include:

philosophy –
  • Epistemology –
  • Ethics
    Outline of ethics
    The following outline is provided as an overview of and topical guide to ethics:Ethics – major branch of philosophy, encompassing right conduct and good life. It is significantly broader than the common conception of analyzing right and wrong...

     –
  • Logic –
  • Philosophy of mind
    Philosophy of mind
    Philosophy of mind is a branch of philosophy that studies the nature of the mind, mental events, mental functions, mental properties, consciousness and their relationship to the physical body, particularly the brain. The mind-body problem, i.e...

     –
  • Philosophy of science
    Philosophy of science
    The philosophy of science is concerned with the assumptions, foundations, methods and implications of science. It is also concerned with the use and merit of science and sometimes overlaps metaphysics and epistemology by exploring whether scientific results are actually a study of truth...

     –

Political science

Political science
Political science
Political Science is a social science discipline concerned with the study of the state, government and politics. Aristotle defined it as the study of the state. It deals extensively with the theory and practice of politics, and the analysis of political systems and political behavior...

 –
  • Comparative politics
    Comparative politics
    Comparative politics is a subfield of political science, characterized by an empirical approach based on the comparative method. Arend Lijphart argues that comparative politics does not have a substantive focus in itself, but rather a methodological one: it focuses on "the how but does not specify...

     –
  • Game theory
    Game theory
    Game theory is a mathematical method for analyzing calculated circumstances, such as in games, where a person’s success is based upon the choices of others...

     –
  • Geopolitics
    Geopolitics
    Geopolitics, from Greek Γη and Πολιτική in broad terms, is a theory that describes the relation between politics and territory whether on local or international scale....

     and political geography
    Political geography
    Political geography is the field of human geography that is concerned with the study of both the spatially uneven outcomes of political processes and the ways in which political processes are themselves affected by spatial structures...

     –
  • Ideology
    Ideology
    An ideology is a set of ideas that constitutes one's goals, expectations, and actions. An ideology can be thought of as a comprehensive vision, as a way of looking at things , as in common sense and several philosophical tendencies , or a set of ideas proposed by the dominant class of a society to...

     –
  • Political economy
    Political economy
    Political economy originally was the term for studying production, buying, and selling, and their relations with law, custom, and government, as well as with the distribution of national income and wealth, including through the budget process. Political economy originated in moral philosophy...

     –
  • Political psychology
    Political psychology
    Political psychology is an interdisciplinary academic field dedicated to understanding political science, politicians and political behavior. Psychological theories of behavior including; belief, motivation, conflict, perception, cognition, information processing, learning strategies, socialization...

    , bureaucratic, administrative and judicial behaviour
  • Psephology
    Psephology
    Psephology is that branch of political science which deals with the study and scientific analysis of elections. Psephology uses historical precinct voting data, public opinion polls, campaign finance information and similar statistical data. The term was coined in the United Kingdom in 1952 by...

     (voting systems and electoral behaviour)
  • Public administration
    Public administration
    Public Administration houses the implementation of government policy and an academic discipline that studies this implementation and that prepares civil servants for this work. As a "field of inquiry with a diverse scope" its "fundamental goal.....

     –
    • Public policy
      Public policy
      Public policy as government action is generally the principled guide to action taken by the administrative or executive branches of the state with regard to a class of issues in a manner consistent with law and institutional customs. In general, the foundation is the pertinent national and...

       –
    • Local government
      Local government
      Local government refers collectively to administrative authorities over areas that are smaller than a state.The term is used to contrast with offices at nation-state level, which are referred to as the central government, national government, or federal government...

       studies* Supranational and intergovernmental
      Intergovernmentalism
      -A theory of regional integration:The theory is not applied on European integration which rejects the idea of neofunctionalism. The theory, initially proposed by Stanley Hoffmann suggests that national governments control the level and speed of European integration. Any increase in power at...

       politics
  • Political science of religion
  • International relations theory
    International relations theory
    International relations theory is the study of international relations from a theoretical perspective; it attempts to provide a conceptual framework upon which international relations can be analyzed. Ole Holsti describes international relations theories act as a pair of coloured sunglasses,...

     –

Sociology

Sociology –
  • Criminology
    Criminology
    Criminology is the scientific study of the nature, extent, causes, and control of criminal behavior in both the individual and in society...

     –
  • Demography
    Demography
    Demography is the statistical study of human population. It can be a very general science that can be applied to any kind of dynamic human population, that is, one that changes over time or space...

     –

Agronomy

Agronomy
Agronomy
Agronomy is the science and technology of producing and using plants for food, fuel, feed, fiber, and reclamation. Agronomy encompasses work in the areas of plant genetics, plant physiology, meteorology, and soil science. Agronomy is the application of a combination of sciences like biology,...

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  • Animal husbandry
    Animal husbandry
    Animal husbandry is the agricultural practice of breeding and raising livestock.- History :Animal husbandry has been practiced for thousands of years, since the first domestication of animals....

     –
  • Aquaculture
    Aquaculture
    Aquaculture, also known as aquafarming, is the farming of aquatic organisms such as fish, crustaceans, molluscs and aquatic plants. Aquaculture involves cultivating freshwater and saltwater populations under controlled conditions, and can be contrasted with commercial fishing, which is the...

     –
  • Agriculture –
  • Food science
    Food science
    Food science is a study concerned with all technical aspects of foods, beginning with harvesting or slaughtering, and ending with its cooking and consumption, an ideology commonly referred to as "from field to fork"...

     –
  • Forestry –
  • Horticulture
    Horticulture
    Horticulture is the industry and science of plant cultivation including the process of preparing soil for the planting of seeds, tubers, or cuttings. Horticulturists work and conduct research in the disciplines of plant propagation and cultivation, crop production, plant breeding and genetic...

     –
  • Hydroponics
    Hydroponics
    Hydroponics is a method of growing plants using mineral nutrient solutions, in water, without soil. Terrestrial plants may be grown with their roots in the mineral nutrient solution only or in an inert medium, such as perlite, gravel, mineral wool, or coconut husk.Researchers discovered in the 18th...

     –
  • Permaculture
    Permaculture
    Permaculture is an approach to designing human settlements and agricultural systems that is modeled on the relationships found in nature. It is based on the ecology of how things interrelate rather than on the strictly biological concerns that form the foundation of modern agriculture...

     –

Architecture

Architecture –
  • Architectural engineering
    Architectural engineering
    Architectural engineering, also known as building engineering, is the application of engineering principles and technology to building design and construction...

     –
  • Building science
    Building science
    Building science is the collection of scientific knowledge that focuses on the analysis and control of the physical phenomena affecting buildings. It traditionally includes the detailed analysis of building materials and building envelope systems...

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Engineering

Engineering –
  • Aeronautical engineering –
  • Aerospace engineering
    Aerospace engineering
    Aerospace engineering is the primary branch of engineering concerned with the design, construction and science of aircraft and spacecraft. It is divided into two major and overlapping branches: aeronautical engineering and astronautical engineering...

     –
  • Agricultural engineering
    Agricultural engineering
    Agricultural engineering is the engineering discipline that applies engineering science and technology to agricultural production and processing...

     –
  • Agricultural science
    Agricultural science
    Agricultural science is a broad multidisciplinary field that encompasses the parts of exact, natural, economic and social sciences that are used in the practice and understanding of agriculture. -Agriculture and agricultural science:The two terms are often confused...

     –
  • Biomedical engineering
    Biomedical engineering
    Biomedical Engineering is the application of engineering principles and design concepts to medicine and biology. This field seeks to close the gap between engineering and medicine: It combines the design and problem solving skills of engineering with medical and biological sciences to improve...

     –
  • Bioengineering –
  • Chemical engineering –
  • Civil engineering
    Civil engineering
    Civil engineering is a professional engineering discipline that deals with the design, construction, and maintenance of the physical and naturally built environment, including works like roads, bridges, canals, dams, and buildings...

     –
  • Computer engineering –
  • Control engineering
    Control engineering
    Control engineering or Control systems engineering is the engineering discipline that applies control theory to design systems with predictable behaviors...

     –
  • Electrical engineering
    Electrical engineering
    Electrical engineering is a field of engineering that generally deals with the study and application of electricity, electronics and electromagnetism. The field first became an identifiable occupation in the late nineteenth century after commercialization of the electric telegraph and electrical...

     –
  • Industrial engineering
    Industrial engineering
    Industrial engineering is a branch of engineering dealing with the optimization of complex processes or systems. It is concerned with the development, improvement, implementation and evaluation of integrated systems of people, money, knowledge, information, equipment, energy, materials, analysis...

     –
  • Language engineering –
  • Marine engineering
    Marine engineering
    In maritime transportation, the engine department or engineering department is an organizational unit aboard a ship that is responsible for the operating the propulsion systems and the support systems for crew, passengers and cargo. This work is carried out by marine engineering officers who...

     –
  • Materials engineering –
  • Mechanical engineering
    Mechanical engineering
    Mechanical engineering is a discipline of engineering that applies the principles of physics and materials science for analysis, design, manufacturing, and maintenance of mechanical systems. It is the branch of engineering that involves the production and usage of heat and mechanical power for the...

     –
  • Mining engineering
    Mining engineering
    Mining engineering is an engineering discipline that involves the practice, the theory, the science, the technology, and application of extracting and processing minerals from a naturally occurring environment. Mining engineering also includes processing minerals for additional value.Mineral...

     –
  • Nuclear engineering
    Nuclear engineering
    Nuclear engineering is the branch of engineering concerned with the application of the breakdown as well as the fusion of atomic nuclei and/or the application of other sub-atomic physics, based on the principles of nuclear physics...

     –
  • Polymer engineering
    Polymer science
    Polymer science or macromolecular science is the subfield of materials science concerned with polymers, primarily synthetic polymers such as plastics...

     –
  • Software engineering
    Outline of software engineering
    The following outline is provided as an overview of and topical guide to software engineering:Software engineering – application of a systematic, disciplined, quantifiable approach to the development, operation, and maintenance of software; that is the application of engineering to...

     –
  • Systems engineering
    Systems engineering
    Systems engineering is an interdisciplinary field of engineering that focuses on how complex engineering projects should be designed and managed over the life cycle of the project. Issues such as logistics, the coordination of different teams, and automatic control of machinery become more...

     –

Health sciences

Health science
Outline of health science
The following outline is provided as an overview of and topical guide to health science:-Conventional Western disciplines:*Athletic training*Dentistry*Dietetics*Epidemiology*Exercise physiology*Genetic counseling*Medical physics*Medicine...

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  • Conservation medicine
    Conservation medicine
    Conservation medicine is an emerging, interdisciplinary field that studies the relationship between human and animal health, and environmental conditions. Also known as ecological medicine, environmental medicine, or medical geology....

     –
  • Dentistry –
  • Optometry
    Optometry
    Optometry is a health care profession concerned with eyes and related structures, as well as vision, visual systems, and vision information processing in humans. Optometrists, or Doctors of Optometry, are state licensed medical professionals trained to prescribe and fit lenses to improve vision,...

     –
  • Medicine
    Outline of medicine
    The following outline is provided as an overview of and topical guide to medicine:Medicine – science and art of healing. It encompasses a variety of health care practices evolved to maintain and restore health by the prevention and treatment of illness.- Core :*The practice of...

     –
    • Anatomy
      Anatomy
      Anatomy is a branch of biology and medicine that is the consideration of the structure of living things. It is a general term that includes human anatomy, animal anatomy , and plant anatomy...

       –
      • Human anatomy
        Outline of human anatomy
        Human anatomy, a branch of anatomy, is the scientific study of the morphology of the adult human. It is subdivided into gross anatomy and microscopic anatomy. Gross anatomy is the study of anatomical structures that can be seen by unaided vision...

         –
    • Dermatology
      Dermatology
      Dermatology is the branch of medicine dealing with the skin and its diseases, a unique specialty with both medical and surgical aspects. A dermatologist takes care of diseases, in the widest sense, and some cosmetic problems of the skin, scalp, hair, and nails....

       –
    • Cardiology
      Cardiology
      Cardiology is a medical specialty dealing with disorders of the heart . The field includes diagnosis and treatment of congenital heart defects, coronary artery disease, heart failure, valvular heart disease and electrophysiology...

       –
    • Gastroenterology
      Gastroenterology
      Gastroenterology is the branch of medicine whereby the digestive system and its disorders are studied. The name is a combination of three Ancient Greek words gaster , enteron , and logos...

       –
    • Gynecology –
    • Immunology –
    • Internal medicine
      Internal medicine
      Internal medicine is the medical specialty dealing with the prevention, diagnosis, and treatment of adult diseases. Physicians specializing in internal medicine are called internists. They are especially skilled in the management of patients who have undifferentiated or multi-system disease processes...

       –
    • Neurology
      Neurology
      Neurology is a medical specialty dealing with disorders of the nervous system. Specifically, it deals with the diagnosis and treatment of all categories of disease involving the central, peripheral, and autonomic nervous systems, including their coverings, blood vessels, and all effector tissue,...

       –
    • Ophthalmology
      Ophthalmology
      Ophthalmology is the branch of medicine that deals with the anatomy, physiology and diseases of the eye. An ophthalmologist is a specialist in medical and surgical eye problems...

       –
    • Pathology
      Pathology
      Pathology is the precise study and diagnosis of disease. The word pathology is from Ancient Greek , pathos, "feeling, suffering"; and , -logia, "the study of". Pathologization, to pathologize, refers to the process of defining a condition or behavior as pathological, e.g. pathological gambling....

       –
    • Pathophysiology
      Pathophysiology
      Pathophysiology is the study of the changes of normal mechanical, physical, and biochemical functions, either caused by a disease, or resulting from an abnormal syndrome...

       –
    • Pediatrics
      Pediatrics
      Pediatrics or paediatrics is the branch of medicine that deals with the medical care of infants, children, and adolescents. A medical practitioner who specializes in this area is known as a pediatrician or paediatrician...

       –
    • Pharmacy
      Pharmacy
      Pharmacy is the health profession that links the health sciences with the chemical sciences and it is charged with ensuring the safe and effective use of pharmaceutical drugs...

       –
    • Physiology
      Physiology
      Physiology is the science of the function of living systems. This includes how organisms, organ systems, organs, cells, and bio-molecules carry out the chemical or physical functions that exist in a living system. The highest honor awarded in physiology is the Nobel Prize in Physiology or...

       –
    • Psychiatry
      Psychiatry
      Psychiatry is the medical specialty devoted to the study and treatment of mental disorders. These mental disorders include various affective, behavioural, cognitive and perceptual abnormalities...

       –
    • Radiology
      Radiology
      Radiology is a medical specialty that employs the use of imaging to both diagnose and treat disease visualized within the human body. Radiologists use an array of imaging technologies to diagnose or treat diseases...

       –
    • Toxicology
      Toxicology
      Toxicology is a branch of biology, chemistry, and medicine concerned with the study of the adverse effects of chemicals on living organisms...

       –
    • Urology
      Urology
      Urology is the medical and surgical specialty that focuses on the urinary tracts of males and females, and on the reproductive system of males. Medical professionals specializing in the field of urology are called urologists and are trained to diagnose, treat, and manage patients with urological...

       –
  • Nutrition –
  • Nursing
    Nursing
    Nursing is a healthcare profession focused on the care of individuals, families, and communities so they may attain, maintain, or recover optimal health and quality of life from conception to death....

     –
  • Pharmacology
    Pharmacology
    Pharmacology is the branch of medicine and biology concerned with the study of drug action. More specifically, it is the study of the interactions that occur between a living organism and chemicals that affect normal or abnormal biochemical function...

     –
  • Physical therapy
    Physical therapy
    Physical therapy , often abbreviated PT, is a health care profession. Physical therapy is concerned with identifying and maximizing quality of life and movement potential within the spheres of promotion, prevention, diagnosis, treatment/intervention,and rehabilitation...

     –
  • Veterinary medicine
    Veterinary medicine
    Veterinary Medicine is the branch of science that deals with the prevention, diagnosis and treatment of disease, disorder and injury in non-human animals...

     –

Management

Management
Management
Management in all business and organizational activities is the act of getting people together to accomplish desired goals and objectives using available resources efficiently and effectively...

 –
  • Accounting –
  • Business management –
  • Business Strategy –
  • Finance
    Outline of finance
    The following outline is provided as an overview of and topical guide to finance:Finance – addresses the ways in which individuals, businesses and organizations raise, allocate and use monetary resources over time, taking into account the risks entailed in their projects.- Overview :The word...

     –
  • Marketing
    Outline of marketing
    The following outline is provided as an overview of and topical guide to marketing:Marketing refers to the social and managerial processes by which products, services and value are exchanged in order to fulfil individuals' or group's needs and wants...

     –
  • Organizational Behavior –
  • Operations
    Business operations
    Business operations are those ongoing recurring activities involved in the running of a business for the purpose of producing value for the stakeholders...

     –

Military sciences

Military science –
  • Military Organization –
  • Military Education and Training
    Recruit training
    Recruit training, more commonly known as Basic Training and colloquially called Boot Camp, is the initial indoctrination and instruction given to new military personnel, enlisted and officer...

     –
  • Military History
    Military history
    Military history is a humanities discipline within the scope of general historical recording of armed conflict in the history of humanity, and its impact on the societies, their cultures, economies and changing intra and international relationships....

     –
  • Military Engineering –
  • Military Strategy and Tactics
    Military strategy
    Military strategy is a set of ideas implemented by military organizations to pursue desired strategic goals. Derived from the Greek strategos, strategy when it appeared in use during the 18th century, was seen in its narrow sense as the "art of the general", 'the art of arrangement' of troops...

     –

Spatial Science

  • GIS –
  • Remote Sensing
    Remote sensing
    Remote sensing is the acquisition of information about an object or phenomenon, without making physical contact with the object. In modern usage, the term generally refers to the use of aerial sensor technologies to detect and classify objects on Earth by means of propagated signals Remote sensing...

     –
  • Photogrammetry
    Photogrammetry
    Photogrammetry is the practice of determining the geometric properties of objects from photographic images. Photogrammetry is as old as modern photography and can be dated to the mid-nineteenth century....

     –

How scientific fields differ

  • Exact science
    Exact science
    An exact science is any field of science capable of accurate quantitative expression or precise predictions and rigorous methods of testing hypotheses, especially reproducible experiments involving quantifiable predictions and measurements...

  • Fundamental science
    Fundamental science
    Fundamental science is science that describes the most basic objects, forces, relations between them and laws governing them, such that all other phenomena may be in principle derived from them following the logic of scientific reductionism. Biology, chemistry and physics are fundamental sciences;...

  • Hard and soft science
    Hard and soft science
    Hard science and soft science are colloquial terms often used when comparing scientific fields of academic research or scholarship, with hard meaning perceived as being more scientific, rigorous, or accurate...


Politics of science

  • Disruptive technology
    Disruptive technology
    A disruptive technology or disruptive innovation is an innovation that helps create a new market and value network, and eventually goes on to disrupt an existing market and value network , displacing an earlier technology there...

  • Kansas evolution hearings
    Kansas evolution hearings
    The Kansas evolution hearings were a series of hearings held in Topeka, Kansas, United States May 5 to May 12, 2005 by the Kansas State Board of Education and its State Board Science Hearing Committee to change how evolution and the origin of life would be taught in the state's public high school...

  • List of books about the politics of science
  • Politicization of science
    Politicization of science
    The politicization of science is the manipulation of science for political gain. It occurs when government, business, or advocacy groups use legal or economic pressure to influence the findings of scientific research or the way it is disseminated, reported or interpreted. The politicization of...

  • Science by press release

History of science

Main article: History of science
History of science
The history of science is the study of the historical development of human understandings of the natural world and the domains of the social sciences....


  • History of science in general
    History of science
    The history of science is the study of the historical development of human understandings of the natural world and the domains of the social sciences....

    • History of scientific method
      History of scientific method
      The history of scientific method is a history of the methodology of scientific inquiry, as differentiated from a history of science in general. The development and elaboration of rules for scientific reasoning and investigation has not been straightforward; scientific method has been the subject of...

    • Theories/sociology of science
      Theories and sociology of the history of science
      The sociology and philosophy of science, as well as the entire field of science studies, have in the 20th century been occupied with the question of large-scale patterns and trends in the development of science, and asking questions about how science "works" both in a philosophical and practical...

    • Historiography
      Historiography of science
      Historiography is the study of the history and methodology of the discipline of history. The historiography of science is thus the study of the history and methodology of the sub-discipline of history, known as the history of science, including its disciplinary aspects and practices and to the...

    • History of pseudoscience
      History of pseudoscience
      The history of pseudoscience is the study of pseudoscientific theories over time. A pseudoscience is a set of ideas that presents itself as science, while it does not meet the criteria to properly be called such....

    • Timeline of scientific discoveries
      Timeline of scientific discoveries
      The timeline below shows the date of publication of major scientific theories and discoveries, along with the discoverer. In many cases, the discoveries spanned several years.-3rd century BC:...


By period

  • History of science in early cultures
    History of science in early cultures
    The history of science in early cultures refers to the study of protoscience in ancient history, prior to the development of science in the Middle Ages. In prehistoric times, advice and knowledge was passed from generation to generation in an oral tradition. The development of writing enabled...

  • History of science in Classical Antiquity
    History of science in Classical Antiquity
    The history of science in classical antiquity encompasses both those inquiries into the workings of the universe aimed at such practical goals as establishing a reliable calendar or determining how to cure a variety of illnesses and those abstract investigations known as natural philosophy...

  • History of science in the Middle Ages
  • History of science in the Renaissance
    History of science in the Renaissance
    During the Renaissance, great advances occurred in geography, astronomy, chemistry, physics, mathematics, manufacturing, and engineering. The rediscovery of ancient scientific texts was accelerated after the Fall of Constantinople in 1453, and the invention of printing which would democratize...

    • Science and inventions of Leonardo da Vinci
      Science and inventions of Leonardo da Vinci
      Leonardo da Vinci was an Italian polymath, regarded as the epitome of the "Renaissance Man", displaying skills in numerous diverse areas of study. Whilst most famous for his paintings such as the Mona Lisa and the Last Supper, Leonardo is also renowned as a scientist, engineer and inventor...

  • Scientific revolution
    Scientific revolution
    The Scientific Revolution is an era associated primarily with the 16th and 17th centuries during which new ideas and knowledge in physics, astronomy, biology, medicine and chemistry transformed medieval and ancient views of nature and laid the foundations for modern science...

  • Governmental impact on science during WWII
    Governmental impact on science during WWII
    Governmental impact on science during World War II represents the effect of public administration on technological development that provided many advantages to the armed forces, economies and societies in their strategies during the war....


By date

  • List of years in science
  • Timeline of scientific discoveries
    Timeline of scientific discoveries
    The timeline below shows the date of publication of major scientific theories and discoveries, along with the discoverer. In many cases, the discoveries spanned several years.-3rd century BC:...

  • Timeline of scientific experiments
    Timeline of scientific experiments
    The timeline below shows the date of publication of major scientific experiments.See also timeline of scientific discoveries, timeline of historic inventions, list of timelines of science and technology, list of famous experiments, timeline of the history of scientific method.-8th century AD:*Jābir...

  • Timeline of the history of scientific method
    Timeline of the history of scientific method
    This Timeline of the history of scientific method shows an overview of the cultural inventions that have contributed to the development of the scientific method. For a detailed account, see History of the scientific method.-BC:...


By field

  • History of natural science
    • Natural philosophy
      Natural philosophy
      Natural philosophy or the philosophy of nature , is a term applied to the study of nature and the physical universe that was dominant before the development of modern science...

    • History of biology
      History of biology
      The history of biology traces the study of the living world from ancient to modern times. Although the concept of biology as a single coherent field arose in the 19th century, the biological sciences emerged from traditions of medicine and natural history reaching back to ayurveda, ancient Egyptian...

      • Natural history
        Natural history
        Natural history is the scientific research of plants or animals, leaning more towards observational rather than experimental methods of study, and encompasses more research published in magazines than in academic journals. Grouped among the natural sciences, natural history is the systematic study...

      • History of ecology
        History of ecology
        Ecology is generally spoken of as a new science, having only become prominent in the second half of the 20th century. More precisely, there is agreement that ecology emerged as a distinct discipline at the turn of the 20th century, and that it gained public prominence in the 1960s, due to...

      • History of molecular biology
        History of molecular biology
        The history of molecular biology begins in the 1930s with the convergence of various, previously distinct biological disciplines: biochemistry, genetics, microbiology, and virology...

    • History of physical science
      History of science and technology
      The history of science and technology is a field of history which examines how humanity's understanding of the natural world and ability to manipulate it have changed over the centuries...

      • History of nature
        History of Earth
        The history of the Earth describes the most important events and fundamental stages in the development of the planet Earth from its formation 4.578 billion years ago to the present day. Nearly all branches of natural science have contributed to the understanding of the main events of the Earth's...

      • History of astronomy
        History of astronomy
        Astronomy is the oldest of the natural sciences, dating back to antiquity, with its origins in the religious, mythological, and astrological practices of pre-history: vestiges of these are still found in astrology, a discipline long interwoven with public and governmental astronomy, and not...

        , Timeline
        Timeline of astronomy
        - 2500 BC :Many ancient sites are thought to have astronomical significance, such as the Ancient Egyptian pyramids, Harappan shell instruments, British megaliths, and buildings in China and Latin America.- 750 BC :...

      • History of chemistry
        History of chemistry
        By 1000 BC, ancient civilizations used technologies that would eventually form the basis of the various branches of chemistry. Examples include extracting metals from ores, making pottery and glazes, fermenting beer and wine, making pigments for cosmetics and painting, extracting chemicals from...

      • History of geography
        History of geography
        The history of geography includes various histories of geography which have differed over time and between different cultural and political groups. In more recent developments, geography has become a distinct academic discipline. 'Geography' derives from the from Greek - geographia,, a literal...

      • History of geology
        History of geology
        The history of geology is concerned with the development of the natural science of geology. Geology is the scientific study of the origin, history, and structure of the Earth. Throughout the ages geology provides essential theories and data that shape how society conceptualizes the...

        , Timeline
        Timeline of geology
        Timeline of geology: see also geologic time scale.-Early works:* c. 1025 – Abū Rayhān al-Bīrūnī publishes the Kitab fi Tahqiq ma li'l-Hind , in which he discusses the geology of India and hypothesizes that it was once a sea....

      • History of meteorology, Timeline
        Timeline of meteorology
        The Timeline of Meteorology contains events of scientific and technological advancements in the area of atmospheric sciences. The most notable advancements in observational meteorology, weather forecasting, climatology, atmospheric chemistry, and atmospheric physics are listed chronologically...

      • History of physics
        History of physics
        As forms of science historically developed out of philosophy, physics was originally referred to as natural philosophy, a term describing a field of study concerned with "the workings of nature".-Early history:...

  • History of the social sciences
    History of the social sciences
    The history of the social sciences has origin in the common stock of Western philosophy and shares various precursors, but began most intentionally in the early 19th century with the positivist philosophy of science...

    • History of science and technology
      History of science and technology
      The history of science and technology is a field of history which examines how humanity's understanding of the natural world and ability to manipulate it have changed over the centuries...

    • History of scientific method
      History of scientific method
      The history of scientific method is a history of the methodology of scientific inquiry, as differentiated from a history of science in general. The development and elaboration of rules for scientific reasoning and investigation has not been straightforward; scientific method has been the subject of...

    • History of archaeology
      History of archaeology
      The history of archaeology has been one of increasing professionalism, and the use of an increasing range of techniques, to obtain as much data on the site being examined as possible.-Origins :...

      , Timeline
    • History of cognitive science
    • History of criminal justice
      History of criminal justice
      Throughout the history of criminal justice, evolving forms of punishment, added rights for offenders and victims, and policing reforms have reflected changing customs, political ideals, and economic conditions.- Ancient China :...

    • History of economics
    • History of education
      History of education
      The history of education its part of the past and present teaching and learning. Each generation, since the beginning of human existence, has sought to pass on cultural and social values, traditions, morality, religion and skills to the next generation. The passing on of culture is also known as...

    • History of law
    • History of linguistics
      History of linguistics
      Linguistics as a study endeavors to describe and explain the human faculty of language.In ancient civilization, linguistic study was originally motivated by the correct description of classical liturgical language, notably that of Sanskrit grammar by , or by the development of logic and rhetoric...

    • History of marketing
      History of marketing
      This article discusses the history of marketing as a recognized discipline, along with concomitant changes in marketing theory and practice...

    • History of parapsychology
    • History of political science
    • History of psychology
      History of psychology
      The history of psychology as a scholarly study of the mind and behavior dates back to the Ancient Greeks. There is also evidence of psychological thought in ancient Egypt. Psychology was a branch of philosophy until the 1870s, when psychology developed as an independent scientific discipline in...

      , Timeline
      Timeline of psychology
      This article is a compiled timeline of psychology. A more general description of the development of the subject of psychology can be found in the history of psychology article...

    • History of sociology
      History of sociology
      Sociology emerged from enlightenment thought, shortly after the French Revolution, as a positivist science of society. Its genesis owed to various key movements in the philosophy of science and the philosophy of knowledge. Social analysis in a broader sense, however, has origins in the common stock...

      , Timeline
      Timeline of sociology
      This is a timeline of sociology, listing especially important publications.* 1810s in sociology* 1820s in sociology* 1830s in sociology* 1840s in sociology* 1850s in sociology* 1860s in sociology* 1870s in sociology* 1880s in sociology...



History of science in present states, by continent

  • Science and technology in Africa
    Science and technology in Africa
    Science and technology in Africa has a history stretching to the beginning of the human species, stretching back to the first evidence of tool use by hominid ancestors in the areas of Africa where humans are believed to have evolved....

    • Science and technology in Algeria
      Science and technology in Algeria
      Since its independence, Algeria has made major technological advances, especially in the steel and petrochemical industries. However, Algeria still has a severe shortage of skilled workers and is heavily dependent on foreign technologies....

    • Science and technology in Angola
      Science and technology in Angola
      Security considerations and a severe shortage of skilled personnel have limited Angola’s development of its extensive mineral reserves and abundant fertile land...

    • Science and technology in Morocco
      Science and technology in Morocco
      Science and technology in Morocco has significantly developed in recent years. The Moroccan government has been implementing reforms to encourage scientific research in the Kingdom. While research has yet to acquire the status of a national priority in Morocco, the country does have major assets...

    • Science and technology in South Africa
      Science and technology in South Africa
      -Astronomy:The first significant work in astronomy in South Africa was performed by Nicolas Louis de Lacaille between 1751 and 1753, culminating in the measurement of the arc of the southern meridian and a catalog of almost 10 000 southern stars, later published as Coelum Australe Stelliferum.The...

  • Science and technology in Argentina
    Science and technology in Argentina
    The most important aspects of science and technology in Argentina are concerned with medicine, nuclear physics, biotechnology, nanotechnology, space and rocket technology and several fields related to the country's main economic activities....

  • Science and technology in Asia
    Science and technology in Asia
    Science and technology in Asia is varied depending on the country and time. In the past, the Asian civilizations most notable for their contributions to science and technology were India, China and the West Asian civilizations...

    • Science and technology in Indonesia
      Science and technology in Indonesia
      As many other developing countries, Indonesia is not considered as world's leading parties in science and technology developments. However, throughout its history, there have been notable achievements and contributions made by Indonesian for science and technology...

    • Science and technology in Japan
      Science and technology in Japan
      Presently, science and technology in Japan is mostly focused and prominent in consumer electronics, robotics and the automotive industry.- Electronics :...

    • Science and technology in Malaysia
      Science and technology in Malaysia
      Science Policy in Malaysia is regulated by the Ministry of Science, Technology, and Innovation. Other ministries, such as the Ministry of Agriculture and the Ministry of Health also have science departments. Training in scientific areas was promoted during the 1970s and 1980s...

    • Science and technology in the Philippines
      Science and technology in the Philippines
      For more on Science and technology in the Philippines, please see the following articles:* University of the Philippines Los Baños* Web accessibility initiatives in the Philippines* MFI Foundation Inc.-External links:* website**...

    • Science and technology in the Republic of India
      Science and technology in the Republic of India
      Jawaharlal Nehru, the first Prime Minister of India , initiated reforms to promote higher education, science, technology in India...

    • Science and technology in the People's Republic of China
      Science and technology in the People's Republic of China
      Science and technology in the People's Republic of China has been growing rapidly. As China develops and becomes more connected to the global economy, the government has placed a stronger emphasis on science and technology as an integral part of the socio-economic development of the country...

  • Science and technology in Canada
    Science and technology in Canada
    Science and technology in Canada consists of three distinct but closely related phenomena:* the diffusion of technology in Canada,* scientific research in Canada* innovation, invention and industrial research in Canada...

  • Science and technology in Colombia
    Science and technology in Colombia
    Science and technology in Colombia refers to the development of scientific research and technological innovation in Colombia, and how these in turn affect Colombian society, politics, and culture...

  • Science and technology in Europe
    Science and technology in Europe
    Europe's achievements in science and technology have been significant and research and development efforts form an integral part of the European economy. Europe has been the home of some of the most prominent researchers in various scientific disciplines, notably physics, mathematics, chemistry and...

    • Science and technology in Albania
      Science and technology in Albania
      Expenditure for scientific research and Development in Albania does not exceed 0.18% of GDP, which marks the lowest level in Europe. Economic competitiveness and exports are low, with the economy still heavily skewed towards low technology.- Overview :...

    • Science and technology in Belgium
      Science and technology in Belgium
      Science and technology in Belgium is well developed with the presence of several universities and research institutes. As Belgium is a federal state, science is organized at several levels...

    • Science and technology in Brussels
      Science and technology in Brussels
      Science and technology in Brussels, the central region of Belgium , is well developed with the presence of several universities and research institutes.- Technology institutes :...

    • Science and technology in Bulgaria
      Science and technology in Bulgaria
      Since the beginning of the 20th century, Bulgaria has started to actively develop its own scientific and technological basis. The Liberation of the country in 1878 ended a nearly 500-year period of Ottoman rule, under which Bulgarian science was virtually nonexistent...

    • Science and technology in Germany
      Science and technology in Germany
      Germany's achievements in science and technology have been significant and research and development efforts form an integral part of the country's economy. Germany has been the home of some of the most prominent researchers in various scientific disciplines, notably physics, mathematics, chemistry...

      • Science and technology in Flanders
        Science and technology in Flanders
        Science and technology in Flanders, the northern region of Belgium , is well developed with the presence of several universities and research institutes...

    • Science and technology in Italy
      Science and technology in Italy
      Italy has a long tradition in science and technology, going back to the Renaissance and the Roman era.By the first century AD, Rome had become the biggest and most advanced city in the world. The ancient Romans came up with new technologies to improve the city's sanitation systems, roads, and...

    • Science and technology in Portugal
      Science and technology in Portugal
      Science and technology in Portugal is mainly conducted within a network of research and development units belonging to public universities and state-managed autonomous research institutions...

    • Science and technology in Romania
      Science and technology in Romania
      On May 14, 1981 Romania became the 11th country in the world to have an astronaut in space. That astronaut, Dumitru Prunariu is today's president of Romanian Space Agency.On March 18, 1906 Traian Vuia said he achieved a short hop at a height of about 1 foot...

    • Science and technology in Russia
      Science and technology in Russia
      Science and technology in Russia developed rapidly since the Age of Enlightenment, when Peter the Great founded the Russian Academy of Sciences and Saint Petersburg State University and polymath Mikhail Lomonosov founded the Moscow State University, establishing a strong native tradition in...

    • Science and technology in Switzerland
      Science and technology in Switzerland
      Science and technology in Switzerland play an important role in economy as very few natural resources are available in the country. The Swiss National Science Foundation, mandated by the Federal government, is the most important institute promoting scientific research.The raw output of scientific...

    • Science and technology in Ukraine
      Science and technology in Ukraine
      The development of Science and technology in Ukraine has its beginning in the 18th century, when the Kyiv Mohyla Academy became a noted research centre. A great page in Ukraine’s history was the Ukrainian Academy of Sciences...

    • Science and technology in the United Kingdom
      Science and technology in the United Kingdom
      Science and technology in the United Kingdom has a long history, producing many important figures and developments in the field. Major theorists from the UK include Isaac Newton whose laws of motion and illumination of gravity have been seen as a keystone of modern science and Charles Darwin whose...

  • Science and technology in Iran
    Science and technology in Iran
    Persia was a cradle of science in earlier times. Persian scientists contributed to the current understanding of nature, medicine, mathematics, and philosophy. Persians made important contributions to algebra and chemistry, invented the wind-power machine, and the first distillation of alcohol...

  • Science and technology in Israel
    Science and technology in Israel
    Science and technology in Israel is one of the country's most developed sectors. The percentage of Israelis engaged in scientific and technological inquiry, and the amount spent on research and development in relation to gross domestic product , is amongst the highest in the world...

  • Science and technology in Jamaica
    Science and technology in Jamaica
    Since the late 1990s, the Jamaican government has set an agenda to push the development of technology in Jamaica. The goal is to make Jamaica a significant player in the arena of information technology.- Technology Groups in Jamaica :*Jamaica Computer Society...

  • Science and technology in Pakistan
    Science and technology in Pakistan
    In Pakistan, science and technology served as an important part of national politics, practices, and extreme national identities. From 1960s till the present, both science and technology were immediately linked to national ideology and practical functioning of Pakistan, notably the Pakistan Armed...

  • Science and technology in Turkey
    Science and technology in Turkey
    Science and Technology in Turkey is central planned by TÜBİTAK and in responsibility of universities and research institutes. R&D activities in Turkey show a significant jump in late years.-Modern Turkey:-Institutions:...

  • Science and technology in Venezuela
    Science and technology in Venezuela
    Science and technology in Venezuela includes research based on exploring Venezuela's diverse ecology and the lives of its indigenous peoples.Major research institutions include the Central University of Venezuela and the University of the Andes, Venezuela...

  • Science and technology in Wallonia
    Science and technology in Wallonia
    Science and technology in Wallonia, the southern region of Belgium , is well developed with the presence of several universities and research institutes.-Technology institutes:Wallonia is home to several science and technology organizations....

  • Science and technology in the United States
    Science and technology in the United States
    The United States came into being around the Age of Enlightenment , a period in which writers and thinkers rejected the superstitions of the past. Instead, they emphasized the powers of reason and unbiased inquiry, especially inquiry into the workings of the natural world...


History of science in historic states

  • Science and technology of the Han Dynasty
    Science and technology of the Han Dynasty
    The Han Dynasty of ancient China, divided between the eras of Western Han , Xin Dynasty of Wang Mang The Han Dynasty (206 BCE – 220 CE) of ancient China, divided between the eras of Western Han (206 BCE – 9 CE, when the capital was at Chang'an), Xin Dynasty of Wang Mang The Han Dynasty...

  • Science and technology in the Ottoman Empire
    Science and Technology in the Ottoman Empire
    Science and Technology in the Ottoman Empire covers the topics related to achievements and distinguished events that happened during the existence of the empire. The study of scientific, cultural and intellectual aspects of Ottoman history is a very new area...

  • Science and technology of the Song Dynasty
  • Science and technology in the Soviet Union
    Science and technology in the Soviet Union
    In the Soviet Union, science and technology served as an important part of national politics, practices, and identity. From the time of Lenin until the dissolution of the USSR in the early 1990s, both science and technology were intimately linked to the ideology and practical functioning of the...

  • Science and technology of the Tang Dynasty
    Science and technology of the Tang Dynasty
    The Tang Dynasty of ancient China witnessed many advancements in Chinese science and technology, with various developments in woodblock printing, timekeeping, mechanical engineering, medicine, structural engineering, cartography, and alchemy....


General scientific concepts

  • Experiment
    Experiment
    An experiment is a methodical procedure carried out with the goal of verifying, falsifying, or establishing the validity of a hypothesis. Experiments vary greatly in their goal and scale, but always rely on repeatable procedure and logical analysis of the results...

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  • Laboratory
    Laboratory
    A laboratory is a facility that provides controlled conditions in which scientific research, experiments, and measurement may be performed. The title of laboratory is also used for certain other facilities where the processes or equipment used are similar to those in scientific laboratories...

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  • Observation –
  • Research
    Research
    Research can be defined as the scientific search for knowledge, or as any systematic investigation, to establish novel facts, solve new or existing problems, prove new ideas, or develop new theories, usually using a scientific method...

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  • Scientific discovery –

Scientific community

  • Scientific community
    Scientific community
    The scientific community consists of the total body of scientists, its relationships and interactions. It is normally divided into "sub-communities" each working on a particular field within science. Objectivity is expected to be achieved by the scientific method...

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  • Big Science –

By field
  • Agricultural scientist
  • Archaeologist –
  • Astronomer
    Astronomer
    An astronomer is a scientist who studies celestial bodies such as planets, stars and galaxies.Historically, astronomy was more concerned with the classification and description of phenomena in the sky, while astrophysics attempted to explain these phenomena and the differences between them using...

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    • Astrophysicist –
  • Biologist
    Biologist
    A biologist is a scientist devoted to and producing results in biology through the study of life. Typically biologists study organisms and their relationship to their environment. Biologists involved in basic research attempt to discover underlying mechanisms that govern how organisms work...

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    • Astrobiologist
      Astrobiology
      Astrobiology is the study of the origin, evolution, distribution, and future of life in the universe. This interdisciplinary field encompasses the search for habitable environments in our Solar System and habitable planets outside our Solar System, the search for evidence of prebiotic chemistry,...

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    • Biophysicist
      Biophysics
      Biophysics is an interdisciplinary science that uses the methods of physical science to study biological systems. Studies included under the branches of biophysics span all levels of biological organization, from the molecular scale to whole organisms and ecosystems...

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    • Biotechnologist
      Biotechnology
      Biotechnology is a field of applied biology that involves the use of living organisms and bioprocesses in engineering, technology, medicine and other fields requiring bioproducts. Biotechnology also utilizes these products for manufacturing purpose...

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    • Botanist
      Botany
      Botany, plant science, or plant biology is a branch of biology that involves the scientific study of plant life. Traditionally, botany also included the study of fungi, algae and viruses...

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    • Cognitive scientists
      Cognitive science
      Cognitive science is the interdisciplinary scientific study of mind and its processes. It examines what cognition is, what it does and how it works. It includes research on how information is processed , represented, and transformed in behaviour, nervous system or machine...

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    • Ecologist
      Ecology
      Ecology is the scientific study of the relations that living organisms have with respect to each other and their natural environment. Variables of interest to ecologists include the composition, distribution, amount , number, and changing states of organisms within and among ecosystems...

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    • Entomologist
      Entomology
      Entomology is the scientific study of insects, a branch of arthropodology...

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    • Evolutionary biologist –
    • Geneticist
      Geneticist
      A geneticist is a biologist who studies genetics, the science of genes, heredity, and variation of organisms. A geneticist can be employed as a researcher or lecturer. Some geneticists perform experiments and analyze data to interpret the inheritance of skills. A geneticist is also a Consultant or...

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    • Herpetologist
      Herpetology
      Herpetology is the branch of zoology concerned with the study of amphibians and reptiles...

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    • Immunologist
      Immunology
      Immunology is a broad branch of biomedical science that covers the study of all aspects of the immune system in all organisms. It deals with the physiological functioning of the immune system in states of both health and diseases; malfunctions of the immune system in immunological disorders ; the...

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    • Ichthyologist
      Ichthyology
      Ichthyology is the branch of zoology devoted to the study of fish. This includes skeletal fish , cartilaginous fish , and jawless fish...

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    • Lepidopterist
      Lepidopterist
      A lepidopterist is a person who specialises in the study of Lepidoptera, members of an order encompassing moths and the three superfamilies of butterflies, skipper butterflies, and moth-butterflies...

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    • Marine biologist –
    • Medical scientist
      Biomedical research
      Biomedical research , in general simply known as medical research, is the basic research, applied research, or translational research conducted to aid and support the body of knowledge in the field of medicine...

       –
    • Microbiologist
      Microbiologist
      A microbiologist is a scientist who works in the field of microbiology. Microbiologists study organisms called microbes. Microbes can take the form of bacteria, viruses, fungi, and protists...

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    • Mycologist
      Mycology
      Mycology is the branch of biology concerned with the study of fungi, including their genetic and biochemical properties, their taxonomy and their use to humans as a source for tinder, medicinals , food and entheogens, as well as their dangers, such as poisoning or...

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    • Neuroscientist
      Neuroscientist
      A neuroscientist is an individual who studies the scientific field of neuroscience or any of its related sub-fields...

       –
    • Ornithologist
      Ornithology
      Ornithology is a branch of zoology that concerns the study of birds. Several aspects of ornithology differ from related disciplines, due partly to the high visibility and the aesthetic appeal of birds...

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    • Paleontologist –
    • Pathologist
      Pathology
      Pathology is the precise study and diagnosis of disease. The word pathology is from Ancient Greek , pathos, "feeling, suffering"; and , -logia, "the study of". Pathologization, to pathologize, refers to the process of defining a condition or behavior as pathological, e.g. pathological gambling....

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    • Pharmacologist
      Pharmacology
      Pharmacology is the branch of medicine and biology concerned with the study of drug action. More specifically, it is the study of the interactions that occur between a living organism and chemicals that affect normal or abnormal biochemical function...

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    • Physiologist
      Physiology
      Physiology is the science of the function of living systems. This includes how organisms, organ systems, organs, cells, and bio-molecules carry out the chemical or physical functions that exist in a living system. The highest honor awarded in physiology is the Nobel Prize in Physiology or...

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    • Zoologist
      Zoology
      Zoology |zoölogy]]), is the branch of biology that relates to the animal kingdom, including the structure, embryology, evolution, classification, habits, and distribution of all animals, both living and extinct...

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  • Chemist
    Chemist
    A chemist is a scientist trained in the study of chemistry. Chemists study the composition of matter and its properties such as density and acidity. Chemists carefully describe the properties they study in terms of quantities, with detail on the level of molecules and their component atoms...

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    • Analytical chemist –
    • Biochemist
      Biochemistry
      Biochemistry, sometimes called biological chemistry, is the study of chemical processes in living organisms, including, but not limited to, living matter. Biochemistry governs all living organisms and living processes...

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    • Inorganic chemist –
    • Organic chemist –
    • Physical chemist –
  • Earth scientist
    Earth science
    Earth science is an all-embracing term for the sciences related to the planet Earth. It is arguably a special case in planetary science, the Earth being the only known life-bearing planet. There are both reductionist and holistic approaches to Earth sciences...

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    • Geologist
      Geologist
      A geologist is a scientist who studies the solid and liquid matter that constitutes the Earth as well as the processes and history that has shaped it. Geologists usually engage in studying geology. Geologists, studying more of an applied science than a theoretical one, must approach Geology using...

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    • Glaciologist
      Glaciology
      Glaciology Glaciology Glaciology (from Middle French dialect (Franco-Provençal): glace, "ice"; or Latin: glacies, "frost, ice"; and Greek: λόγος, logos, "speech" lit...

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    • Hydrologist –
    • Limnologist
      Limnology
      Limnology , also called freshwater science, is the study of inland waters. It is often regarded as a division of ecology or environmental science. It covers the biological, chemical, physical, geological, and other attributes of all inland waters...

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    • Meteorologist –
    • Mineralogist
      Mineralogy
      Mineralogy is the study of chemistry, crystal structure, and physical properties of minerals. Specific studies within mineralogy include the processes of mineral origin and formation, classification of minerals, their geographical distribution, as well as their utilization.-History:Early writing...

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    • Oceanographer
      Oceanography
      Oceanography , also called oceanology or marine science, is the branch of Earth science that studies the ocean...

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    • Paleontologist
      Paleontology
      Paleontology "old, ancient", ὄν, ὀντ- "being, creature", and λόγος "speech, thought") is the study of prehistoric life. It includes the study of fossils to determine organisms' evolution and interactions with each other and their environments...

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    • Seismologist
      Seismology
      Seismology is the scientific study of earthquakes and the propagation of elastic waves through the Earth or through other planet-like bodies. The field also includes studies of earthquake effects, such as tsunamis as well as diverse seismic sources such as volcanic, tectonic, oceanic,...

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    • Volcanologist
      Volcanology
      Volcanology is the study of volcanoes, lava, magma, and related geological, geophysical and geochemical phenomena. The term volcanology is derived from the Latin word vulcan. Vulcan was the ancient Roman god of fire....

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  • Informatician
    Informatics (academic field)
    Informatics is the science of information, the practice of information processing, and the engineering of information systems. Informatics studies the structure, algorithms, behavior, and interactions of natural and artificial systems that store, process, access and communicate information...

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    • Computer scientist
      Computer scientist
      A computer scientist is a scientist who has acquired knowledge of computer science, the study of the theoretical foundations of information and computation and their application in computer systems....

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  • Library scientist
    Library science
    Library science is an interdisciplinary or multidisciplinary field that applies the practices, perspectives, and tools of management, information technology, education, and other areas to libraries; the collection, organization, preservation, and dissemination of information resources; and the...

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  • Management scientist –
  • Mathematician
    Mathematician
    A mathematician is a person whose primary area of study is the field of mathematics. Mathematicians are concerned with quantity, structure, space, and change....

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    • Statistician
      Statistician
      A statistician is someone who works with theoretical or applied statistics. The profession exists in both the private and public sectors. The core of that work is to measure, interpret, and describe the world and human activity patterns within it...

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  • Military scientist
    Military science
    Military science is the process of translating national defence policy to produce military capability by employing military scientists, including theorists, researchers, experimental scientists, applied scientists, designers, engineers, test technicians, and military personnel responsible for...

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  • Physicist
    Physicist
    A physicist is a scientist who studies or practices physics. Physicists study a wide range of physical phenomena in many branches of physics spanning all length scales: from sub-atomic particles of which all ordinary matter is made to the behavior of the material Universe as a whole...

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  • Psychologist
    Psychologist
    Psychologist is a professional or academic title used by individuals who are either:* Clinical professionals who work with patients in a variety of therapeutic contexts .* Scientists conducting psychological research or teaching psychology in a college...

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    • Abnormal psychologist
      Abnormal psychology
      Abnormal psychology is the branch of psychology that studies unusual patterns of behavior, emotion and thought, which may or may not be understood as precipitating a mental disorder...

       –
    • Educational psychologist
      Educational psychologist
      An educational psychologist is a psychologist with a Master’s degree in Educational psychology An educational psychologist (many countries use this term to signify those who provide services to students, their teachers, and families while other countries use this term to signify academic training...

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    • Biopsychologist –
    • Clinical psychologist –
    • Comparative psychologist –
    • Cognitive psychologist –
    • Developmental psychologist –
    • Evolutionary psychologist –
    • Experimental psychologist –
    • Neuropsychologist –
    • Social psychologist –
  • Social scientist
    Social sciences
    Social science is the field of study concerned with society. "Social science" is commonly used as an umbrella term to refer to a plurality of fields outside of the natural sciences usually exclusive of the administrative or managerial sciences...

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    • Anthropologist
      Anthropology
      Anthropology is the study of humanity. It has origins in the humanities, the natural sciences, and the social sciences. The term "anthropology" is from the Greek anthrōpos , "man", understood to mean mankind or humanity, and -logia , "discourse" or "study", and was first used in 1501 by German...

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      • Ethnologist –
    • Communication scientist
      Communication studies
      Communication Studies is an academic field that deals with processes of communication, commonly defined as the sharing of symbols over distances in space and time. Hence, communication studies encompasses a wide range of topics and contexts ranging from face-to-face conversation to speeches to mass...

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    • Criminologist
      Criminology
      Criminology is the scientific study of the nature, extent, causes, and control of criminal behavior in both the individual and in society...

       –
    • Demographer
      Demography
      Demography is the statistical study of human population. It can be a very general science that can be applied to any kind of dynamic human population, that is, one that changes over time or space...

       –
    • Economist
      Economist
      An economist is a professional in the social science discipline of economics. The individual may also study, develop, and apply theories and concepts from economics and write about economic policy...

       –
    • Geographer
      Geographer
      A geographer is a scholar whose area of study is geography, the study of Earth's natural environment and human society.Although geographers are historically known as people who make maps, map making is actually the field of study of cartography, a subset of geography...

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    • Political economist
      Political economy
      Political economy originally was the term for studying production, buying, and selling, and their relations with law, custom, and government, as well as with the distribution of national income and wealth, including through the budget process. Political economy originated in moral philosophy...

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    • Political scientist
      Political science
      Political Science is a social science discipline concerned with the study of the state, government and politics. Aristotle defined it as the study of the state. It deals extensively with the theory and practice of politics, and the analysis of political systems and political behavior...

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    • Sociologist
      Sociology
      Sociology is the study of society. It is a social science—a term with which it is sometimes synonymous—which uses various methods of empirical investigation and critical analysis to develop a body of knowledge about human social activity...

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  • Technologist
    Technologist
    An engineering technologist, is a specialist devoted to the implementation of existing technology within a field of engineering. Technologists often work with engineers in a wide variety of projects by applying basic engineering principles and technical skills...

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By employment status
  • Academic –
  • Lay people –
  • Gentleman scientist
    Gentleman scientist
    A gentleman scientist is a financially independent scientist who pursues scientific study as a hobby. The term arose in post-Renaissance Europe but became less common in the 20th century as government and private funding increased.-History:...

     –
  • Government scientist
    Government scientist
    A government scientist is a scientist employed by a country's government, either in a research-driven job , or for another role that requires scientific training and methods.- Australia :...

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Famous scientists

Main list: Lists of scientists

  • Aristotle
    Aristotle
    Aristotle was a Greek philosopher and polymath, a student of Plato and teacher of Alexander the Great. His writings cover many subjects, including physics, metaphysics, poetry, theater, music, logic, rhetoric, linguistics, politics, government, ethics, biology, and zoology...

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  • Archimedes
    Archimedes
    Archimedes of Syracuse was a Greek mathematician, physicist, engineer, inventor, and astronomer. Although few details of his life are known, he is regarded as one of the leading scientists in classical antiquity. Among his advances in physics are the foundations of hydrostatics, statics and an...

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  • Andreas Vesalius
    Vesalius
    Andreas Vesalius was a Flemish anatomist, physician, and author of one of the most influential books on human anatomy, De humani corporis fabrica . Vesalius is often referred to as the founder of modern human anatomy. Vesalius is the Latinized form of Andries van Wesel...

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  • Nicolaus Copernicus
    Nicolaus Copernicus
    Nicolaus Copernicus was a Renaissance astronomer and the first person to formulate a comprehensive heliocentric cosmology which displaced the Earth from the center of the universe....

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  • Galileo Galilei
    Galileo Galilei
    Galileo Galilei , was an Italian physicist, mathematician, astronomer, and philosopher who played a major role in the Scientific Revolution. His achievements include improvements to the telescope and consequent astronomical observations and support for Copernicanism...

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  • Johannes Kepler
    Johannes Kepler
    Johannes Kepler was a German mathematician, astronomer and astrologer. A key figure in the 17th century scientific revolution, he is best known for his eponymous laws of planetary motion, codified by later astronomers, based on his works Astronomia nova, Harmonices Mundi, and Epitome of Copernican...

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  • René Descartes
    René Descartes
    René Descartes ; was a French philosopher and writer who spent most of his adult life in the Dutch Republic. He has been dubbed the 'Father of Modern Philosophy', and much subsequent Western philosophy is a response to his writings, which are studied closely to this day...

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  • Isaac Newton
    Isaac Newton
    Sir Isaac Newton PRS was an English physicist, mathematician, astronomer, natural philosopher, alchemist, and theologian, who has been "considered by many to be the greatest and most influential scientist who ever lived."...

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  • Leonhard Euler
    Leonhard Euler
    Leonhard Euler was a pioneering Swiss mathematician and physicist. He made important discoveries in fields as diverse as infinitesimal calculus and graph theory. He also introduced much of the modern mathematical terminology and notation, particularly for mathematical analysis, such as the notion...

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  • Pierre-Simon Laplace
    Pierre-Simon Laplace
    Pierre-Simon, marquis de Laplace was a French mathematician and astronomer whose work was pivotal to the development of mathematical astronomy and statistics. He summarized and extended the work of his predecessors in his five volume Mécanique Céleste...

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  • Alexander von Humboldt
    Alexander von Humboldt
    Friedrich Wilhelm Heinrich Alexander Freiherr von Humboldt was a German naturalist and explorer, and the younger brother of the Prussian minister, philosopher and linguist Wilhelm von Humboldt...

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  • Charles Darwin
    Charles Darwin
    Charles Robert Darwin FRS was an English naturalist. He established that all species of life have descended over time from common ancestry, and proposed the scientific theory that this branching pattern of evolution resulted from a process that he called natural selection.He published his theory...

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  • James Clerk Maxwell
    James Clerk Maxwell
    James Clerk Maxwell of Glenlair was a Scottish physicist and mathematician. His most prominent achievement was formulating classical electromagnetic theory. This united all previously unrelated observations, experiments and equations of electricity, magnetism and optics into a consistent theory...

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  • Marie Curie
    Marie Curie
    Marie Skłodowska-Curie was a physicist and chemist famous for her pioneering research on radioactivity. She was the first person honored with two Nobel Prizes—in physics and chemistry...

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  • Albert Einstein
    Albert Einstein
    Albert Einstein was a German-born theoretical physicist who developed the theory of general relativity, effecting a revolution in physics. For this achievement, Einstein is often regarded as the father of modern physics and one of the most prolific intellects in human history...

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  • Linus Pauling
    Linus Pauling
    Linus Carl Pauling was an American chemist, biochemist, peace activist, author, and educator. He was one of the most influential chemists in history and ranks among the most important scientists of the 20th century...

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  • John Bardeen
    John Bardeen
    John Bardeen was an American physicist and electrical engineer, the only person to have won the Nobel Prize in Physics twice: first in 1956 with William Shockley and Walter Brattain for the invention of the transistor; and again in 1972 with Leon Neil Cooper and John Robert Schrieffer for a...

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  • Frederick Sanger
    Frederick Sanger
    Frederick Sanger, OM, CH, CBE, FRS is an English biochemist and a two-time Nobel laureate in chemistry, the only person to have been so. In 1958 he was awarded a Nobel prize in chemistry "for his work on the structure of proteins, especially that of insulin"...

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  • Stephen Hawking
    Stephen Hawking
    Stephen William Hawking, CH, CBE, FRS, FRSA is an English theoretical physicist and cosmologist, whose scientific books and public appearances have made him an academic celebrity...

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See also

  • Sci-Mate
    Sci-Mate
    Sci-Mate is an open collaboration of scientists using Web 2.0 software to address well known challenges in academic publishing and technology transfer...

     –
  • Science Daily
    Science Daily
    Science Daily is a news website for topical science articles. It features articles on a wide variety of science topics including: astronomy, exoplanets, computer science, nanotechnology, medicine, psychology, sociology, anthropology, biology, geology, climate, space, physics, mathematics,...

     –
  • Science.tv
    Science.tv
    ' is a virtual community for people interested in science. It enables users to upload videos and categorize them according to subject matter and intended audience.- History :...

     –
  • Self Service Science Forum
    Self Service Science Forum
    Dr Karl's Self Service Science Forum Although Dr Karl doesn't visit the forum, it has a solid community of fifty to a hundred regulars who drop in each day to answer questions and discuss topics related to science or technology....

The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.
 
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