1915 in science

The year 1915 in science and technology involved some significant events, listed below.

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

• Georges Claude patents the neon discharge tube for use in advertising
• NACA, the predecessor of NASA founded

Awards

• Nobel Prize
  • Physics - Sir William Henry Bragg and Sir William Lawrence Bragg
  • Chemistry - Richard Martin Willstätter
  • Medicine - not awarded

Births

• March 15 - Laurent Schwartz (d. 2002), mathematician.
• March 16 - Kunihiko Kodaira (d. 1997), mathematician.
• June 24 - Fred Hoyle (d. 2001), astronomer and science fiction writer.
• November 30 - Henry Taube (d. 2005), Nobelaureate in Chemistry (1983).

Deaths

• July 22 - Sir Sandford Fleming (b. 1827), Canadian engineer and surveyor known as the "father of time zones".
• December 19 - Alois Alzheimer (b. 1864), neuroscientist.fr:1915 en science

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