1934_in_science

The year 1934 in science and technology involved some significant events, listed below.

Astronomy

• Richard Tolman shows that black-body radiation in an expanding universe cools but remains thermal.
• Georges Lemaître interprets the cosmological constant as due to a vacuum energy with an unusual perfect fluid equation of state.

Chemistry

• The Mulliken scale of chemical element electronegativity is developed by Robert S. Mulliken.

Physics

• Sonoluminescence is discovered at the University of Cologne.

Technology

• The 135 film cartridge was introduced in Germany and the United States with the Kodak Retina camera, making 35mm film easy to use.

Awards

• Nobel Prize
  • Physics: not awarded
  • Chemistry: Harold Clayton Urey
  • Physiology or Medicine: George Hoyt Whipple, George Richards Minot, William Parry Murphy

Births

• March 9 - Yuri Gagarin (d. 1968), cosmonaut, the first man in space.
• March 31 - Carlo Rubbia, physicist, Nobel laurette in Physics
• November 9 - Carl Sagan (d. 1996), astronomer.

Deaths

• January 29 - Fritz Haber (b. 1868), chemist.
• July 4 - Marie Curie (b. 1867), physicist.
• November 20 - Willem de Sitter (b. 1872), mathematician, physicist and astronomer.

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