Portal:History of science/Selected anniversaries/October 15
- 1471 – Birth of Konrad Mutian, German humanist (d. 1526)
- 1564 – Death of Vesalius, Flemish anatomist (b. 1514)
- 1608 – Birth of Evangelista Torricelli, Italian physicist (d. 1647)
- 1715 – Death of Humphry Ditton, English mathematician (b. 1675)
- 1829 – Birth of Asaph Hall, American astronomer (d. 1907)
- 1878 - The Edison Electric Light Company begins operation
- 1909 – Birth of Jesse Leonard Greenstein, American astronomer (d. 2002)
- 1919 – Birth of Malcolm Ross, American balloonist and atmospheric physicist (d. 1985)
- 1940 – Birth of Peter Doherty, Australian immunologist, Nobel laureate
- 1953 - British nuclear test Totem 1 detonated at Emu Field, South Australia
- 1959 – Death of Lipót Fejér, Hungarian mathematician (b. 1880)
- 1980 – Death of Mikhail Lavrentyev, Russian physicist and mathematician (b. 1900)
- 1997 - The Cassini probe launches from Cape Canaveral on its way to Saturn.
- 2000 – Death of Konrad Emil Bloch, German-born biochemist, recipient of the Nobel Prize in Physiology or Medicine (b. 1912)
- 2001 - NASA's Galileo spacecraft passes within 112 miles of Jupiter's moon Io
- 2003 – Death of Bertram N. Brockhouse, Canadian physicist, Nobel Prize laureate (b. 1918)