Month → July

12
Jul

July 12, 1682 – Death of Jean Picard, first to give an exact measurement of the Earth's radius

13
Jul

13 July 1974 - Death of Patrick Blackett, known for his work on fog chambers, cosmic rays, and paleomagnetism

14
Jul

July 14, 1811 - Amedeo Avogadro publishes the law that bears his name

15
Jul

July 15, 1943 - Birth of Jocelyn Bell Burnell, an astrophysicist who discovered pulsars

16
Jul

July 16, 1994 - Death of Julian Schwinger, Nobel Prize Winner in Physics and professor of four other Nobel Prize winners

17
Jul

17 July 1819 - Birth of Eunice Newton Foote, pioneer in research into the greenhouse effect

18
Jul

July 18, 1905 - Albert Einstein publishes his second study of Brownian motion

19
Jul

19 July 1838 - Death of Pierre Louis Dulong dies, he found the relationship between the specific heat of an element and its atomic weight

20
Jul

July 20, 1937 - Death of Guillaume Marconi, father of radiotelegraphy

20
Jul

July 20, 1911 – Antonius van den Broek publishes in the scientific journal “Nature” his great contribution to science, the direct correlation between the charge of the atomic nucleus and the periodic table

21
Jul

July 21, 1620 – Birth of Jean Picard, first to give an exact measurement of the radius of the Earth

22
Jul

July 22, 1887 – Birth of Gustav Hertz, Nobel Prize winner for his research on the passage of electrons through a gas

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