1838 in science
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Other events of 1838
List of years in science
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1837 in science
1838 in science
1839 in science
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The year 1838 in science and technology
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Astronomy
- Friedrich Wilhelm Bessel makes the first accurate measurement of distance to a star, 61 Cygni, using parallax. Thomas Henderson (Alpha centauri) and Friedrich Georg Wilhelm Struve (Vega) announce their measurements using parallax shortly afterwards.
- Claude Servais Mathias Pouillet makes the first quantitative measurements of the heat emitted by the Sun.
Biology
- Proteins discovered by Jöns Jakob Berzelius
- Matthias Schleiden discovers that all living plant tissue is composed of cells.
Chemistry
- Bulat steel alloy developed by Pavel Petrovich Anosov.
Exploration
- In Australia, Charles Sturt proves that the Hume and Murray are the same river.
Technology
- January 6 - Samuel Morse first publicly demonstrates the electrical telegraph.
- David Bruce, Jr., invents the Pivotal Typecaster, which replaced hand typecasting in printing.
Awards
Births
- January 5 - Camille Jordan (d. 1922), mathematician.
- January 29 - Edward Morley (d. 1923), chemist.
- February 18 - Ernst Mach (d. 1916), physicist.
- March 3 - George William Hill (d. 1914), astronomer.
- April 8 - Ferdinand von Zeppelin (d. 1917), founder of the Zeppelin airship company.
- April 16 - Ernest Solvay, (d. 1922) chemist.
- April 21 - John Muir (d. 1914), naturalist.
Deaths
- August 21 - Adelbert von Chamisso (b. 1781), botanist.