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1920 in Science
The year 1920 in science and technology involved some significant events, listed below.
History of science and technology
- January 20 - John Maynard Smith (died 2004), British theoretical evolutionary biologist and geneticist.
- 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.
- 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.
- July 10 - Owen Chamberlain, American physicist, Nobel Prize laureate (died 2006).
- July 11 - David Challinor (died 2008), American biologist, naturalist, and scientific administrator at the Smithsonian Institution.
- July 25 - Rosalind Franklin, English crystallographer (died 1958).
- 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).
- 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 in science).
- 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". Astrophysical Journal (PDF). 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). Theremin: Ether Music and Espionage. Urbana: University of Illinois Press. p. 26. 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 .