1940 in science
From Wikipedia, the free encyclopedia.

The year 1940 CE in science and technology.

See also: 1939 in science, other events of 1940, 1941 in science and the list of years in science.

Aeronautics

• First flight of the P-51 Mustang

Chemistry

• February 27 - The radioactive isotope carbon-14 is discovered by Martin Karmen and Ram Ruben
• Astatine synthesized by Corson, MacKenzie, and Segre
• Neptunium, the first transuranic element, synthesized by McMillan and Abelson

Physics

• January 5 - FM radio demonstrated to the FCC for the first time
• Magnetron invented by John Randall and Harry Boot

Births

• November 26 - Enrico Bombieri, mathematician

Deaths

The original article can be found at: http://en.wikipedia.org/wiki/1940_in_science.
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