1921 in science

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Mathematics

Medicine

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Psychology

Technology

Institutions

  • Journalist E. W. Scripps and biologist William Emerson Ritter found Science Service, later renamed Society for Science and the Public, in the United States with the goal of keeping the public informed of scientific developments.

Awards

Births

Deaths

References

  1. "The Collisions of Particles with Hydrogen Nuclei" (PDF). Philosophical Magazine. 42 (252): 923–940. 1921.
  2. Crilly, Tony (2007). 50 Mathematical Ideas You Really Need to Know. London: Quercus. p. 57. ISBN 978-1-84724-008-8.
  3. Weyl, Hermann (1935). "Emmy Noether". Scripta Mathematica. 3: 201–220.
  4. Carere, Suzanne (2007-07-25). "Age-old children's disease back in force". thestar.com. Toronto. Archived from the original on 2008-05-17. Retrieved 2012-01-26.
  5. Conis, Elena (2006-07-24). "Fortified foods took out rickets". Los Angeles Times. Retrieved 2012-01-26.
  6. McClean, Franklin C.; Budy, Ann M. (1963). "Vitamin A, Vitamin D, Cartilage, Bones, and Teeth". In Harris, Robert S. (ed.). Vitamins and Hormones. 21. New York; London: Academic Press. pp. 51–52. ISBN 9780080866185.
  7. United States Patent #1,394,519.
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