List of years in science (Table)
… 1917 • 1918 • 1919 • 1920 • 1921 • 1922 • 1923 •    1924 • 1925 • 1926 – 1927 – 1928 • 1929 • 1930 •    1931 • 1932 • 1933 • 1934 • 1935 • 1936 • 1937 …
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… 1924 • 1925 • 1926 – 1927 – 1928 • 1929 • 1930 … … 1890s • 1900s • 1910s – 1920s – 1930s • 1940s • 1950s … … 19th century – 20th century – 21st century …
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The year 1927 in science and technology involved some significant events, listed below.

Awards

• Nobel Prizes
  • Physics - Arthur Holly Compton, Charles Thomson Rees Wilson
  • Chemistry - Heinrich Otto Wieland
  • Medicine - Julius Wagner-Jauregg
• Copley Medal: Charles Sherrington
• Wollaston Medal for Geology: William Whitehead Watts

Events

• October - The fifth Solvay Conference meets to discuss the newly-formulated quantum mechanics. Albert Einstein attacks the theories of Niels Bohr and Werner Heisenberg.

Births

• January 29 - Lewis Urry (d. 2004, inventor of the long-lasting alkaline battery.
• March 16 - Vladimir Komarov (d. 1967), cosmonaut on Soyuz 1.

Deaths

• January 19 - Carl Gräbe, (b. 1841) chemist.
• September 14 - Yulian Vasilievich Sokhotski (b. 1842), mathematician.