1844 in science
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See also:
Other events of 1844
List of years in science
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1843 in science
1844 in science
1845 in science
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The year 1844 in science and technology included many events, some of which are listed here.
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Astronomy
- Friedrich Bessel explains the wobbling motions of Sirius and Procyon by suggesting that these stars have dark companions
Biology
- Gabriel Gustav Valentin notes the digestive activity of pancreatic juice
Chemistry
- Karl Klaus discovers ruthenium
Mathematics
- Joseph Liouville finds the first transcendental number
- Hermann Grassmann studys vectors with more than three dimensions
Technology
- May 11 - Samuel Morse send the first message using Morse code
- William Fox Talbot publishes the first photographic book, The Pencil of Nature
Awards
- Copley Medal: Carlo Matteucci
- Wollaston Medal for Geology: William Conybeare
Births
- March 25 - Adolf Engler (d. 1930), German botanist.
- April 20 - Ludwig Boltzmann (d. 1906), Austrian physicist famous for the invention of statistical mechanics.
- August 6 - James Henry Greathead (d. 1896), British civil engineer.
- August 13 - Friedrich Miescher (d. 1895), Swiss biologist.
- August 22 - George Washington DeLong (d. 1881), Arctic explorer.
- September 11 - Henry Alleyne Nicholson (d. 1899), British palaeontologist and zoologist.
- October 3 - Sir Patrick Manson (d. 1922), Scottish parasitologist, the "father of tropical medicine" .
- November 25 - Karl Benz (d. 1929), German automobile engineer.
Deaths
- June 19 - Etienne Geoffroy Saint-Hilaire (b. 1772), French naturalist.
- July 27 - John Dalton (b. 1766), English chemist and physicist.
- August 30 - Francis Baily (b. 1774), English astronomer.
- December 28 - Thomas Henderson (b. 1798), Scottish astronomer.