See also: 1912 in science, other events of 1913, 1914 in science and the list of years in science.

Table of contents

1 Chemistry 2 Physics 3 Geology 4 Technology 5 Nobel Prizes 6 Births 7 Deaths

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.

• 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

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

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

• Heike Kamerlingh-Onnes is awarded the Nobel Prize for Physics
• Alfred Werner is awarded the Nobel Prize for Chemistry
• Charles Robert Richet is awarded the Nobel Prize for Medicine

• March 26 - Paul Erdös, mathematician