1844 in science
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| … 1841 . 1842 . 1843 – 1844 – 1845 . 1846 . 1847 … … 1810s . 1820s . 1830s – 1840s – 1850s . 1860s . 1870s … … 18th century – 19th century – 20th century … |
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The year 1844 in science and technology involved some significant events, listed below.
Contents |
[edit] Astronomy
- Friedrich Bessel explains the wobbling motions of Sirius and Procyon by suggesting that these stars have dark companions
[edit] Biology
- Gabriel Gustav Valentin notes the digestive activity of pancreatic juice
[edit] Chemistry
- Karl Klaus discovers ruthenium
[edit] Mathematics
- Joseph Liouville finds the first transcendental number
- Hermann Grassmann studies vectors with more than three dimensions
[edit] Physics
- William Robert Grove publishes The Correlation of Physical Forces, the first comprehensive account of the conservation of energy.
[edit] Technology
- May 11 - Samuel Morse send the first message using Morse code
- William Fox Talbot publishes the first photographic book, The Pencil of Nature
[edit] Awards
- Copley Medal: Carlo Matteucci
- Wollaston Medal for Geology: William Conybeare
[edit] 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 pioneer and mechanical engineer
[edit] Deaths
- June 19 - Étienne 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.fr:1844 en science
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