Portal:History of science/Selected anniversaries/November 21

November 21:

• 1555 – Death of Georg Agricola, German scientist (b. 1490)

• 1574 – Discovery of the Juan Fernández Islands off Chile

• 1652 – Death of Jan Brożek, Polish mathematician, physician, and astronomer (b. 1585)

• 1859 – Charles Darwin's book On the Origin of Species is first offered for sale, in London, England

• 1881 – Death of Ami Boué, Austrian geologist (b. 1794)

• 1931 – Birth of Revaz Dogonadze, Georgian scientist (d. 1985)

• 1970 – Death of Chandrasekhara Venkata Raman, Indian physicist, Nobel laureate (b. 1888)

• 1988 – In Palmdale, California, the first prototype B-2 Spirit stealth bomber is revealed

• 1996 – Death of Abdus Salam, Pakistani physicist and Nobel laureate (b. 1926)