1838 in science
From Wikipedia, the free encyclopedia.

The year 1838 CE in science and technology

See also: 1837 in science, other events of 1838, 1839 in science and the list of years in science.

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 Jacob 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

• Copley Medal: Carl Friedrich Gauss
• Wollaston Medal: Richard Owen

Births

• January 5 Camille Jordan, mathematician († 1922)
• January 29 - Edward Morley, chemist († 1923)
• February 18 - Ernst Mach, physicist († 1916)
• March 3 - George William Hill, astronomer († 1914
• April 8 Ferdinand von Zeppelin
• April 16 - Ernest Solvay, chemist († 1922)
• April 21 - John Muir, naturalist († 1914)

Deaths

• Adelbert von Chamisso - botanist

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