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1920 in Science
1920 in and science technology involved some significant events, listed below.
History of science and technology
Births January 20 -
John Maynard Smith, British theoretical evolutionary biologist and geneticist (died 2004). February 7 -
An Wang, Chinese-born computer engineer (died 1990). February 3 -
Henry Heimlich, American thoracic surgeon (died 2016). March 11 -
Nicolaas Bloembergen, Dutch physicist, Nobel Prize laureate (died 2017). March 15 -
E. Donnall Thomas, American physician, Nobel Prize laureate. March 22 -
Katsuko Saruhashi Japanese geochemist (died 2007). April 6 -
Edmond H. Fischer, Swiss American biochemist, Nobel Prize laureate. April 9 -
Alex Moulton, English mechanical engineer and inventor (died 2012). June 17 -
François Jacob, French biologist, Nobel Prize laureate (died 2013). July 10 -
Owen Chamberlain, American physicist, Nobel Prize laureate (died 2006). July 11 -
David Challinor, American biologist, naturalist and scientific administrator at the Smithsonian Institution (died 2008). July 25 -
Rosalind Franklin, English crystallographer (died 1958). August 15 -
Eleonore Trefftz, German molecular and nuclear physicist (died 2017). August 22 -
Denton Cooley, American cardiac surgeon (died 2016). September 29 -
Peter D. Mitchell, English chemist, Nobel Prize laureate (died 1992). October 29 -
Baruj Benacerraf, Venezuelan immunologist, Nobel Prize laureate (died 2011). November 13 -
Abraham Lilienfeld, American epidemiologist (died 1984). December 6 - George Porter, English chemist, Nobel Prize laureate (died 2002).
Deaths January 3 -
Zygmunt Janiszewski, Polish mathematician (born 1888). January 6 -
Hieronymus Georg Zeuthen, Danish mathematician (born 1839). March 13 -
Charles Lapworth, English geologist (born 1842). March 26 -
William Chester Minor, American surgeon (born 1834). March 31 -
Paul Bachmann, German mathematician (born 1837). April 3 -
Mary Katharine Brandegee, American botanist (born 1844). April 8 -
John Brashear, American astronomer (born 1840). April 9 -
Moritz Cantor, German historian of mathematics (born 1829). April 26 -
Srinivasa Ramanujan, Indian mathematician (born 1887). June 20
August 10 -
Ádám Politzer (born 1835), Hungarian otologist. August 12 -
Hermann Struve, Russian-born astronomer (born 1854). August 16 -
Norman Lockyer, English astronomer (born 1836). August 31 -
Wilhelm Wundt, German physiologist and psychologist (born 1832). October 17 -
Reginald Farrer, English botanist (born 1880). November 4 -
Ludwig Struve, Russian astronomer (born 1858). December 3 - William de Wiveleslie Abney, English astronomer and photographer (born 1843).
Michelson, Albert Abraham; Pease, Francis G. (1921). "Measurement of the diameter of alpha Orionis with the interferometer". (PDF). Astrophysical Journal 53: 249-59. Bibcode: 1921ApJ....53..249M. doi: 10.1086/142603.
^ Based on its genetic history.
"HIV pandemic's origins located". University of Oxford. 2014-10-03 . Retrieved .
Mannich, C.; Löwenheim, Helene (1920). "Ueber zwei neue Reduktionsprodukte des Kodeins". Archiv der Pharmazie. 258: 295-316. doi: 10.1002/ardp.19202580218.
Théorie mathématique des phénomènes thermiques produits par la radiation solaire (Paris).
Dyson, F.W.; Eddington, A.S.; Davidson, C.R. (1920). "A Determination of the Deflection of Light by the Sun's Gravitational Field, from Observations Made at the Solar eclipse of May 29, 1919". . Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences 220 (571-581): 291-333. Bibcode: 1920RSPTA.220..291D. doi: 10.1098/rsta.1920.0009.
"The Phenomenon of Rupture and Flow in Solids". . Philosophical Transactions of the Royal Society A221: 163-98. February 1920. Bibcode: 1921RSPTA.221..163G. doi: 10.1098/rsta.1921.0006. JSTOR 91192.
"What happened on July 25". Dates in History . Retrieved .
Glinsky, Albert (2000). . Urbana: University of Illinois Press. p. 26. Theremin: Ether Music and Espionage ISBN 0-252-02582-2 . Retrieved .
Asimov, Isaac (September 1979). "The Vocabulary of Science Fiction". . Asimov's Science Fiction
Zunt, Dominik (2004). "Who did actually invent the word "robot" and what does it mean?". Karel ?apek (1890-1938). Archived from the original on 2012-02-04 . Retrieved .