1841 in science
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1841 in science |
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Paleontology |
Extraterrestrial environment |
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The year 1841 in science and technology involved some significant events, listed below.
Biology
- Rev. Miles Joseph Berkeley demonstrates that Phytophthora infestans (potato blight) is a fungal infection.
- Royal Botanic Gardens, Kew, first open to the public[1] and William Hooker appointed director.
- John Gould begins publication of A Monograph of the Macropodidae, or Family of Kangaroos.
Chemistry
- Uranium is first isolated, by Eugène-Melchior Péligot.
- Chemical Society of London founded by Thomas Graham.
- Reinsch test for heavy metals discovered by Hugo Reinsch.[4]
Exploration
- January 27 – The active volcano Mount Erebus in Antarctica is discovered and named by James Clark Ross.[5]
- January 28 – Ross discovers the "Victoria Barrier", later known as the Ross Ice Shelf.
- Ross additionally discovers the Ross Sea, Victoria Land and Mount Terror.
Geology
- Hugh Miller publishes The Old Red Sandstone.
- The first comprehensive geological map of France is published by Dufrénoy and Élie de Beaumont, the result of thirteen years of investigations.
Human sciences
- November 13 – Scottish surgeon hypnotism.
Mathematics
- Laurent expansion theorem.
- English mathematician William Rutherford calculates an approximation of π to 208 decimal places of which the first 152 are correct.
Physiology and medicine
- Platelets are first described from microscopic observation by George Gulliver.
Technology
- February – H. Fox Talbot obtains a patent in the United Kingdom for the calotype process in photography.[6]
- April 16 – Loring Coes patents the screw type wrench commonly known as the monkey wrench in the United States.
- April 24 – Squire Whipple patents the iron bowstring arch through truss bridge in the United States.[7]
- Draughtsman William Howe and pattern-maker William Williams of Robert Stephenson and Company in Newcastle upon Tyne originate Stephenson valve gear for the steam locomotive.
- Joseph Whitworth introduces the British Standard Whitworth system of screw threads in his paper On a Uniform System of Screw Threads.
- American artist John G. Rand invents the collapsible zinc oil paint tube, marketed by Winsor & Newton of London.[8]
Awards
- Copley Medal: Georg Ohm[9]
- Adolphe Theodore Brongniart
Births
- January 29 – Henry Morton Stanley (died 1904), explorer, journalist.
- February 2 – François-Alphonse Forel (died 1912), pioneer in the study of lakes.
- February 4 – Clément Ader (died 1926), engineer and inventor, airplane pioneer.
- February 24 – .
- March 6 – .
- August 4 – naturalist.
- August 25 – Emil Theodor Kocher (died 1917), 1909 winner of the Nobel Prize in Physiology or Medicine
- October 12 – Joseph O'Dwyer (died 1898), physician
- October 26 – Theodor von Oppolzer (died 1886), astronomer.
- November 3 – botanist and founder of ecology.
- December 29 – Rosalie Fougelberg (d. 1911), Swedish dentist
Deaths
- April 22 – Charles Barbier, inventor of a method of writing for the blind that was the inspiration for Braille.
- May 16 – Marie Boivin, French midwife, inventor and obstetrics writer (born 1773)
- May 31 – George Green (born 1793), English mathematician.
- August 18 – coastal regions of Western Australia.
- September 9 – botanist.
- October 28 – Johan August Arfwedson (born 1792), Swedish chemist.
References
- ISBN 0-7126-5616-2.
- .
- ISBN 9780892814985. Retrieved 2011-04-13.
- .
- ^ Ross, Voyage to the Southern Seas, 1, pp. 216–8.
- ISBN 1-85986-000-1.
- ^ U.S. patent 2,064
- ^ "Painting Inventions". Humanities Web. 2001-01-06. Retrieved 2011-08-07.
- ^ "Copley Medal | British scientific award". Encyclopedia Britannica. Retrieved 22 July 2020.