1920 in science
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
Biology
Chemistry
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
Newcomen Society founded in the United Kingdom for the study of the history of engineering and technology.
Medicine
Meteorology
Physics
Psychology
Technology
Events
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 ).
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 ).
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 , 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