1920 in science

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List of years in science (table)

The year 1920 in science and technology involved some significant events, listed below.

Astronomy and space science[edit]


History of science and technology[edit]










  1. ^ "Robert H. Goddard Story". astronauticsnow. Retrieved 2019-07-19.
  2. ^ Michelson, Albert Abraham; Pease, Francis G. (1921). "Measurement of the diameter of alpha Orionis with the interferometer". Astrophysical Journal (PDF). 53 (5): 249–59. Bibcode:1921ApJ....53..249M. doi:10.1086/142603.
  3. ^ Based on its genetic history. "HIV pandemic's origins located". University of Oxford. 2014-10-03. Retrieved 2014-10-05.
  4. ^ Mannich, C.; Löwenheim, Helene (1920). "Ueber zwei neue Reduktionsprodukte des Kodeins". Archiv der Pharmazie. 258 (2–4): 295–316. doi:10.1002/ardp.19202580218.
  5. ^ Théorie mathématique des phénomènes thermiques produits par la radiation solaire (Paris).
  6. ^ Griffith, A. A. (February 1920). "The Phenomenon of Rupture and Flow in Solids". Philosophical Transactions of the Royal Society. A221 (582–593): 163–98. Bibcode:1921RSPTA.221..163G. doi:10.1098/rsta.1921.0006. hdl:2027/uiug.30112007702761. JSTOR 91192.
  7. ^ "What happened on July 25". Dates in History. Retrieved 2012-01-09.
  8. ^ Glinsky, Albert (2000). Theremin: Ether Music and Espionage. Urbana: University of Illinois Press. p. 26. ISBN 0-252-02582-2. Retrieved 2012-01-09.
  9. ^ Asimov, Isaac (September 1979). "The Vocabulary of Science Fiction". Asimov's Science Fiction.
  10. ^ Zunt, Dominik (2004). "Who did actually invent the word "robot" and what does it mean?". Karel Čapek (1890-1938). Archived from the original on 2012-02-04. Retrieved 2011-12-06.