1915 in science
See also:
Other events of 1915
List of years in science
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1914 in science
1915 in science
1916 in science
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1915 in science and technology.
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Astronomy
- Pluto is photographed for the first time but was not recognized as a planet
- Einstein's new theory of general relativity used to explain Mercury's strange motions that baffled Urbain Le Verrier
Geology
- Alfred Wegener proposes the theory of Pangea
Physics
- Albert Einstein publishes his theory of general relativity.
- Arnold Sommerfeld develops a modified Bohr atomic model with elliptic orbits to explain relativistic fine structure
Technology
- George Claude patents the neon discharge tube for use in advertising
- NACA, the predecessor of NASA founded
Nobel Prizes
- Sir William Henry Bragg and Sir William Lawrence Bragg are awarded the Nobel Prize for Physics
- Richard Martin Willstätter is awarded the Nobel Prize for Chemistry
Births
- March 15 - Laurent Schwartz (d. 2002), mathematician.
- June 24 - Fred Hoyle (d. 2001), astronomer and science fiction writer.
Deaths
- July 22 - Sir Sandford Fleming (b. 1827), Canadian engineer and surveyor known as the "father of time zones".