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List of years in science (Table)
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… 1910 • 1911 • 1912 – 1913 – 1914 • 1915 • 1916 … … 1880s • 1890s • 1900s – 1910s – 1920s • 1930s • 1940s … … 19th century – 20th century – 21st century …
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The year 1913 in science and technology involved some significant events, listed below.

Contents 1 Chemistry 2 Mathematics 3 Physics 4 Geology 5 Technology 6 Awards 7 Births 8 Deaths

[edit] Chemistry

• Protactinium was first identified by Kasimir Fajans and O. H. Göhring
• Henry Moseley shows that nuclear charge is the real basis for numbering the elements and discovers a systematic relation between wavelength and atomic number by using x-ray spectra obtained by diffraction in crystals.

[edit] Mathematics

• Publication of the 3rd volume of Principia Mathematica by Alfred North Whitehead and Bertrand Russell, one of the most important and seminal works in mathematical logic and philosophy.

[edit] Physics

• William Henry Bragg and William Lawrence Bragg work out the Bragg condition for strong X-ray reflection
• Niels Bohr presents his quantum model of the atom
• Robert Millikan measures the fundamental unit of electric charge
• Johannes Stark demonstrates that strong electric fields will split the Balmer spectral line series of hydrogen

[edit] Geology

• Albert Michelson measures tides in the solid body of the Earth

[edit] Technology

• Kinemacolor, the first commercial "natural color" system for movies is invented

[edit] Awards

• Nobel Prize
  • Physics - Heike Kamerlingh-Onnes
  • Chemistry - Alfred Werner
  • Medicine - Charles Richet

[edit] Births

• March 26 - Paul Erdős (d. 1996), mathematician.

[edit] Deaths

• January 2 - Léon Teisserenc de Bort (b. 1855), meteorologist.
• May 28 - John Lubbock (b. 1834), naturalist and archaeologist.
• November 7 - Alfred Russel Wallace (b. 1823), biologist.