Overview of the events of 1920 in science
The year 1920 in science and technology involved some significant events, listed below.
Astronomy and space science [ edit ]
Biology [ edit ]
Chemistry [ edit ]
July 15 – F. W. Aston shows that the molar mass of chlorine (35.45) is a weighted average of the almost integral masses for the two isotopes 35 Cl and 37 Cl.[4]
History of science and technology [ edit ]
Newcomen Society founded in the United Kingdom for the study of the history of engineering and technology.
Medicine [ edit ]
Meteorology [ edit ]
Physics [ edit ]
Psychology [ edit ]
Technology [ edit ]
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 ).
March 23 – Barbara Low , English-born biochemist (died 2019 ).
April 6 – Edmond H. Fischer , Swiss American biochemist , Nobel Prize laureate (died 2012 )
April 9 – Alex Moulton , English mechanical engineer and inventor (died 2012).
May 12 – Tang Dingyuan , Chinese physicist (died 2019 ).
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 ).
July 30 – Marie Tharp , American geologist (died 2006 ).
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 ).
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 , Hungarian otologist (born 1835 ).
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 ).
References [ edit ]