Portal:History of science/Selected anniversaries/July 11

July 11:

 * 1709 - Birth of Johan Gottschalk Wallerius, Swedish chemist (d. 1785)


 * 1735 - Mathematical calculations suggest that it was on this day that Pluto moved from the ninth to the eighth most distant planet from the Sun for the last time before 1979


 * 1893 - The first cultured pearl is obtained by Kokichi Mikimoto


 * 1909 - Death of Simon Newcomb, American astronomer and mathematician (b. 1835)


 * 1916 - Birth of Aleksandr Mikhailovich Prokhorov, Russian physicist, Nobel laureate (d. 2002)


 * 1924 - Birth of César Lattes, Brazilian physicist (d. 2005)


 * 1931 - Birth of Tullio Regge, Italian physicist


 * 1950 - Birth of Pervez Hoodbhoy, Pakistani nuclear physicist


 * 1967 - Birth of Jeff Corwin, American naturalist and TV personality