1902 in science

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The year 1902 in science and technology involved some significant events, listed below.

Contents 1 Aeronautics 2 Archaeology 3 Paleontology 4 Chemistry 5 Photography 6 Physics 7 Physiology 8 Awards 9 Births 10 Deaths

[edit] Aeronautics

• May 15 - Lyman Gilmore claims to have flown his steam-powered fixed-wing aircraft, although his proof was supposedly destroyed in a 1935 fire.

[edit] Archaeology

• Spyridon Stais finds the Antikythera mechanism

[edit] Paleontology

• Remains of the second Tyrannosaurus rex specimen, first recognized as such, are excavated by Barnum Brown.

[edit] Chemistry

• Auguste Verneuil develops the Verneuil process for making synthetic rubies.

[edit] Photography

• Arthur Korn devises practical phototelegraphy technology (reduction of photographic images to data bits which can transmitted by wire to other locations)

[edit] Physics

• James Jeans finds the length scale required for gravitational perturbations to grow in a static nearly homogeneous medium
• Philipp Lenard observes that maximum photoelectron energies are independent of illuminating intensity but depend on frequency
• Gilbert N. Lewis develops the cubical atom atomic model.
• Theodor Svedberg suggests that fluctuations in molecular bombardment cause the Brownian motion

[edit] Physiology

• William Bayliss and Ernest Starling discover the first hormone, secretin.

[edit] Awards

• Nobel Prizes
  • Physics - Hendrik Lorentz, Pieter Zeeman
  • Chemistry - Hermann Emil Fischer
  • Medicine - Ronald Ross

[edit] Births

• February 10 - Walter Houser Brattain (d. 1987), physicist.
• August 8 - Paul Dirac (d. 1984), physicist.
• Zhang Yuzhe (d. 1986), Chinese astronomer.

[edit] Deaths

• April 12 - Alfred Cornu (b. 1841), physicist.
• September 5 - Rudolf Virchow (b. 1821), pathologist and biologist.
• December 22 - Richard von Krafft-Ebing (b. 1840), sexologist.