Portal:History of science/Selected anniversaries/December 13

December 13:

• 1048 - Death of Al-Biruni, Persian mathematician (b. 973)

• 1516 - Death of Johannes Trithemius, German cryptographer (b. 1462)

• 1557 - Death of Niccolo Fontana Tartaglia, Italian mathematician

• 1565 - Death of Conrad Gessner, Swiss naturalist (b. 1516)

• 1603 - Death of François Viète, French mathematician (b. 1540)

• 1640 - Birth of Robert Plot, English naturalist (d. 1696)

• 1662 - Birth of Francesco Bianchini, Italian philosopher and scientist (d. 1729)

• 1724 - Birth of Franz Aepinus, German scientist (d. 1802)

• 1783 - Death of Pehr Wilhelm Wargentin, Swedish astronomer (b. 1717)

• 1816 - Birth of Ernst Werner von Siemens, German engineer, inventor, and industrialist (d. 1892)

• 1867 - Birth of Kristian Birkeland, Norwegian explorer and scientist (d. 1917)

• 1868 - Death of Carl Friedrich Philipp von Martius, German botanist (b. 1794)

• 1887 - Birth of George Pólya, Hungarian-born mathematician (d. 1985)

• 1895 - Death of Ányos Jedlik, Hungarian physicist (b. 1800)

• 1919 - Death of Woldemar Voigt, German physicist (b. 1850)

• 1923 - Birth of Philip Warren Anderson, American physicist, Nobel laureate

• 1930 - Death of Fritz Pregl, Slovenian/Austrian chemist, Nobel laureate (b. 1869)

• 1935 - Death of Victor Grignard, French chemist, Nobel laureate (b. 1871)

• 1940 - Death of Jacques-Arsène d'Arsonval, French physicist (b. 1851)

• 1950 - Death of Abraham Wald, Hungarian mathematician (b. 1902)

• 1962 - NASA "Relay 1" launch, first active repeater communications satellite in orbit