1841 in science
Encyclopedia
The year 1841 in science
Science
Science is a systematic enterprise that builds and organizes knowledge in the form of testable explanations and predictions about the universe...

and technology
Technology
Technology is the making, usage, and knowledge of tools, machines, techniques, crafts, systems or methods of organization in order to solve a problem or perform a specific function. It can also refer to the collection of such tools, machinery, and procedures. The word technology comes ;...

 involved some significant events, listed below.

Biology

  • Rev. Miles Joseph Berkeley
    Miles Joseph Berkeley
    Miles Joseph Berkeley was an English cryptogamist and clergyman, and one of the founders of the science of plant pathology....

     demonstrates that Phytophthora infestans
    Phytophthora infestans
    Phytophthora infestans is an oomycete that causes the serious potato disease known as late blight or potato blight. . Late blight was a major culprit in the 1840s European, the 1845 Irish and 1846 Highland potato famines...

    (potato blight) is a fungal infection.
  • Royal Botanic Gardens, Kew
    Royal Botanic Gardens, Kew
    The Royal Botanic Gardens, Kew, usually referred to as Kew Gardens, is 121 hectares of gardens and botanical glasshouses between Richmond and Kew in southwest London, England. "The Royal Botanic Gardens, Kew" and the brand name "Kew" are also used as umbrella terms for the institution that runs...

    , first open to the public and William Hooker
    William Jackson Hooker
    Sir William Jackson Hooker, FRS was an English systematic botanist and organiser. He held the post of Regius Professor of Botany at Glasgow University, and was the first Director of the Royal Botanic Gardens, Kew. He enjoyed the friendship and support of Sir Joseph Banks for his exploring,...

     appointed director.

Chemistry

  • Theobromine
    Theobromine
    Theobromine , also known as xantheose, is a bitter alkaloid of the cacao plant, with the chemical formula C7H8N4O2. It is found in chocolate, as well as in a number of other foods, including the leaves of the tea plant, and the kola nut...

     is first discovered in cacao beans by Russian chemist Alexander Woskresensky.
  • Chemical Society of London
    Chemical Society
    The Chemical Society was formed in 1841 as a result of increased interest in scientific matters....

     founded by Thomas Graham
    Thomas Graham (chemist)
    Thomas Graham FRS was a nineteenth-century Scottish chemist who is best-remembered today for his pioneering work in dialysis and the diffusion of gases.- Life and work :...

    .

Exploration

  • January 27 - The active volcano
    Volcano
    2. Bedrock3. Conduit 4. Base5. Sill6. Dike7. Layers of ash emitted by the volcano8. Flank| 9. Layers of lava emitted by the volcano10. Throat11. Parasitic cone12. Lava flow13. Vent14. Crater15...

     Mount Erebus
    Mount Erebus
    Mount Erebus in Antarctica is the southernmost historically active volcano on Earth, the second highest volcano in Antarctica , and the 6th highest ultra mountain on an island. With a summit elevation of , it is located on Ross Island, which is also home to three inactive volcanoes, notably Mount...

     in Antarctica is discovered and named by James Clark Ross
    James Clark Ross
    Sir James Clark Ross , was a British naval officer and explorer. He explored the Arctic with his uncle Sir John Ross and Sir William Parry, and later led his own expedition to Antarctica.-Arctic explorer:...

    .
  • January 28 - Ross discovers the "Victoria Barrier", later known as the Ross Ice Shelf
    Ross Ice Shelf
    The Ross Ice Shelf is the largest ice shelf of Antarctica . It is several hundred metres thick. The nearly vertical ice front to the open sea is more than 600 km long, and between 15 and 50 metres high above the water surface...

    .
  • Ross additionally discovers the Ross Sea
    Ross Sea
    The Ross Sea is a deep bay of the Southern Ocean in Antarctica between Victoria Land and Marie Byrd Land.-Description:The Ross Sea was discovered by James Ross in 1841. In the west of the Ross Sea is Ross Island with the Mt. Erebus volcano, in the east Roosevelt Island. The southern part is covered...

    , Victoria Land
    Victoria Land
    Victoria Land is a region of Antarctica bounded on the east by the Ross Ice Shelf and the Ross Sea and on the west by Oates Land and Wilkes Land. It was discovered by Captain James Clark Ross in January 1841 and named after the UK's Queen Victoria...

     and Mount Terror
    Mount Terror (Antarctica)
    Mount Terror is a large shield volcano that forms the eastern part of Ross Island, Antarctica. It has numerous cinder cones and domes on the flanks of the shield and is mostly under snow and ice. It is the second largest of the four volcanoes which make up Ross Island and is somewhat overshadowed...

    .

Human sciences

  • November 13 - Surgeon James Braid attends his first demonstration of animal magnetism
    Animal magnetism
    Animal magnetism , in modern usage, refers to a person's sexual attractiveness or raw charisma. As postulated by Franz Mesmer in the 18th century, the term referred to a supposed magnetic fluid or ethereal medium believed to reside in the bodies of animate beings...

    , which leads to his study of the subject he eventually calls hypnotism.

Mathematics

  • Karl Weierstrass
    Karl Weierstrass
    Karl Theodor Wilhelm Weierstrass was a German mathematician who is often cited as the "father of modern analysis".- Biography :Weierstrass was born in Ostenfelde, part of Ennigerloh, Province of Westphalia....

     discovers but does not publish the Laurent expansion theorem.

Technology

  • February - H. Fox Talbot obtains a patent in the United Kingdom
    United Kingdom of Great Britain and Ireland
    The United Kingdom of Great Britain and Ireland was the formal name of the United Kingdom during the period when what is now the Republic of Ireland formed a part of it....

     for the calotype
    Calotype
    Calotype or talbotype is an early photographic process introduced in 1841 by William Henry Fox Talbot, using paper coated with silver iodide. The term calotype comes from the Greek for 'beautiful', and for 'impression'....

     process in photography.
  • April 24 - Squire Whipple
    Squire Whipple
    Squire Whipple C.E. was a civil engineer born in Hardwick, Massachusetts, USA. His family moved to New York when he was thirteen. He studied at Fairfield Academy. He graduated from Union College after only one year...

     patents the iron bowstring arch through truss bridge
    Truss bridge
    A truss bridge is a bridge composed of connected elements which may be stressed from tension, compression, or sometimes both in response to dynamic loads. Truss bridges are one of the oldest types of modern bridges...

     in the United States
    United States
    The United States of America is a federal constitutional republic comprising fifty states and a federal district...

    .
  • Joseph Whitworth
    Joseph Whitworth
    Sir Joseph Whitworth, 1st Baronet was an English engineer, entrepreneur, inventor and philanthropist. In 1841, he devised the British Standard Whitworth system, which created an accepted standard for screw threads...

     introduces the British Standard Whitworth
    British Standard Whitworth
    British Standard Whitworth is one of a number of imperial unit based screw thread standards which use the same bolt heads and nut hexagonal sizes, the others being British Standard Fine thread and British Standard Cycle...

     system of screw thread
    Screw thread
    A screw thread, often shortened to thread, is a helical structure used to convert between rotational and linear movement or force. A screw thread is a ridge wrapped around a cylinder or cone in the form of a helix, with the former being called a straight thread and the latter called a tapered thread...

    s in his paper On a Uniform System of Screw Threads.
  • American
    United States
    The United States of America is a federal constitutional republic comprising fifty states and a federal district...

     artist John G. Rand invents the collapsible zinc
    Zinc
    Zinc , or spelter , is a metallic chemical element; it has the symbol Zn and atomic number 30. It is the first element in group 12 of the periodic table. Zinc is, in some respects, chemically similar to magnesium, because its ion is of similar size and its only common oxidation state is +2...

     oil paint
    Oil paint
    Oil paint is a type of slow-drying paint that consists of particles of pigment suspended in a drying oil, commonly linseed oil. The viscosity of the paint may be modified by the addition of a solvent such as turpentine or white spirit, and varnish may be added to increase the glossiness of the...

     tube
    Tube (container)
    A tube is a soft squeezable container which can be used for thick liquids such as glue and toothpaste. Basically, a tube is a cylindrical, hollow piece with a round or oval profile, made of plastic, paperboard, or aluminum. Both ends of this tube are treated differently during the manufacturing...

    , marketed by Winsor & Newton
    Winsor & Newton
    Winsor & Newton manufactures a wide variety of fine art products including: oils, alkyds, watercolours, acrylics, pastels, brushes, canvases, papers, portfolios, and distributes the Derwent pencil sets.-History:...

     of London
    London
    London is the capital city of :England and the :United Kingdom, the largest metropolitan area in the United Kingdom, and the largest urban zone in the European Union by most measures. Located on the River Thames, London has been a major settlement for two millennia, its history going back to its...

    .

Births

  • January 29 - Henry Morton Stanley
    Henry Morton Stanley
    Sir Henry Morton Stanley, GCB, born John Rowlands , was a Welsh journalist and explorer famous for his exploration of Africa and his search for David Livingstone. Upon finding Livingstone, Stanley allegedly uttered the now-famous greeting, "Dr...

     (d. 1904
    1904 in science
    The year 1904 in science and technology involved some significant events, listed below.-Astronomy:* Edward Walter Maunder plots the first sunspot "butterfly diagram".* The sixth moon of Jupiter, later called Himalia, discovered at Lick Observatory....

    ), explorer, journalist
    Journalist
    A journalist collects and distributes news and other information. A journalist's work is referred to as journalism.A reporter is a type of journalist who researchs, writes, and reports on information to be presented in mass media, including print media , electronic media , and digital media A...

    .
  • February 2 - François-Alphonse Forel
    François-Alphonse Forel
    François-Alphonse Forel was a Swiss scientist who pioneered the study of lakes, and is thus considered the founder of limnology....

     (d. 1912
    1912 in science
    The year 1912 in science and technology involved some significant events, listed below.-Biology:* July 23 - Horace Donisthorpe first discovers Anergates atratulus in the New Forest, England.-Chemistry:...

    ), pioneer in the study of lakes.
  • February 4 - Clément Ader
    Clément Ader
    Clément Ader was a French inventor and engineer born in Muret, Haute Garonne, and is remembered primarily for his pioneering work in aviation.- The inventor :...

     (d. 1926
    1926 in science
    The year 1926 in science and technology involved some significant events, listed below.-Astronomy and space exploration:* March 16 - Robert Goddard launches the first liquid-fueled rocket, at Auburn, Massachusetts.-Paleontology:...

    ), engineer
    Engineer
    An engineer is a professional practitioner of engineering, concerned with applying scientific knowledge, mathematics and ingenuity to develop solutions for technical problems. Engineers design materials, structures, machines and systems while considering the limitations imposed by practicality,...

     and inventor, airplane
    Fixed-wing aircraft
    A fixed-wing aircraft is an aircraft capable of flight using wings that generate lift due to the vehicle's forward airspeed. Fixed-wing aircraft are distinct from rotary-wing aircraft in which wings rotate about a fixed mast and ornithopters in which lift is generated by flapping wings.A powered...

     pioneer.
  • February 24 - Carl Gräbe
    Carl Gräbe
    Carl Gräbe was a German chemist from Frankfurt am Main.Gräbe studied at a vocational high school in Frankfurt and Karlsruhe Polytechnic and in Heidelberg. Later he worked for the chemical company Meister Lucius und Brüning . He supervised the production of Fuchsine and researched violet colorants...

    , (d. 1927
    1927 in science
    The year 1927 in science and technology involved some significant events, listed below.-Mathematics:* Publication of the 2nd edition of Principia Mathematica by Alfred North Whitehead and Bertrand Russell, one of the most important and seminal works in mathematical logic and philosophy.-Physics:*...

    ) 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...

    .
  • March 6 - Alfred Cornu (d. 1902
    1902 in science
    The year 1902 in science and technology involved some significant events, listed below.-Aeronautics:*May 15 - Lyman Gilmore claims to have flown his steam-powered fixed-wing aircraft, although his proof was supposedly destroyed in a 1935 fire.-Chemistry:...

    ), 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...

    .
  • August 4 - W. H. Hudson (d. 1922
    1922 in science
    The year 1922 in science and technology involved some significant events, listed below.-Archaeology:* November 4 - British archaeologist Howard Carter and his men find the entrance to King Tutankhamen's tomb in the Valley of the Kings of Egypt.-Biology:...

    ), naturalist
    Naturalist
    Naturalist may refer to:* Practitioner of natural history* Conservationist* Advocate of naturalism * Naturalist , autobiography-See also:* The American Naturalist, periodical* Naturalism...

    .
  • August 25 - Emil Theodor Kocher
    Emil Theodor Kocher
    Emil Theodor Kocher was a Swiss physician, medical researcher, and Nobel laureate for his work in the physiology, pathology and surgery of the thyroid....

     (d. 1917
    1917 in science
    The year 1917 in science and technology involved some significant events, listed below.-Awards:* Nobel Prize** Physics - Charles Glover Barkla** Chemistry - not awarded** Medicine - not awarded-Births:...

    ), 1909
    1909 in science
    The year 1909 in science and technology involved some significant events, listed below.-Chemistry:* Summer - Fritz Haber and Carl Bosch first demonstrate the Haber process, the catalytic formation of ammonia from hydrogen and atmospheric nitrogen under conditions of high temperature and...

     winner of the Nobel Prize in Physiology or Medicine
    Nobel Prize in Physiology or Medicine
    The Nobel Prize in Physiology or Medicine administered by the Nobel Foundation, is awarded once a year for outstanding discoveries in the field of life science and medicine. It is one of five Nobel Prizes established in 1895 by Swedish chemist Alfred Nobel, the inventor of dynamite, in his will...

  • October 26 - Theodor von Oppolzer
    Theodor von Oppolzer
    Theodor von Oppolzer was an Austrian astronomer and mathematician.The son of the physician Johann Ritter von Oppolzer, Theodor was born in Prague, at the time part of the Austrian Empire. He completed his graduate studies in medicine at the University of Vienna, gaining a Ph.D. in 1865...

     (d. 1886
    1886 in science
    The year 1886 in science and technology involved some significant events, listed below.-Medicine:* The classic descriptions of Charcot–Marie–Tooth disease are published by Jean-Martin Charcot and his pupil Pierre Marie in Paris and by Howard H...

    ), 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...

    .
  • November 3 - Eugen Warming
    Eugenius Warming
    Johannes Eugenius Bülow Warming , known as Eugen Warming, was a Danish botanist and a main founding figure of the scientific discipline of ecology...

     (d. 1924
    1924 in science
    The year 1924 in science and technology involved some significant events, listed below.-Astronomy and space exploration:* December 30 - Edwin Hubble announces the existence of other galaxies....

    ), botanist and founder of ecology
    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...

    .

Deaths

  • September 9 - A. P. de Candolle
    A. P. de Candolle
    Augustin Pyramus de Candolle also spelled Augustin Pyrame de Candolle was a Swiss botanist. René Louiche Desfontaines launched Candolle's botanical career by recommending him at an herbarium...

     (b. 1778
    1778 in science
    The year 1778 in science and technology involved some significant events.-Geoscience:* James Rennell publishes a chart and memoir of the Agulhas Current, one of the first contributions to scientific oceanography.-Medicine:...

    ), botanist.
  • October 28 - Johann Arfvedson (b. 1792
    1792 in science
    The year 1792 in science and technology involved some significant events.-Astronomy:* Franz Xaver, Baron Von Zach publishes The Tables of the Sun, an essential work for navigation....

    ), 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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