Portal:History of science/Selected anniversaries/October 11
- 1705 – Death of Guillaume Amontons, French physicist and instrument maker (b. 1663)
- 1708 – Death of Ehrenfried Walther von Tschirnhaus, German mathematician (b. 1651)
- 1758 – Birth of Heinrich Wilhelm Matthäus Olbers, German astronomer (d. 1840)
- 1811 - Inventor John Stevens' boat, the Juliana, begins operation as the first steam-powered ferry (service between New York, New York, and Hoboken, New Jersey)
- 1811 – Death of Johann Conrad Ammann, Swiss physician and naturalist (b. 1724)
- 1852 – Death of Ferdinand Eisenstein, German mathematician (b. 1823)
- 1884 – Birth of Friedrich Bergius, German chemist, Nobel laureate (d. 1949)
- 1889 – Death of James Prescott Joule, English physicist (b. 1818)
- 1940 – Death of Vito Volterra, Italian mathematician and physicist (b. 1860)
- 1950 - Television: CBS's mechanical color system is the first to be licensed for broadcast by the U.S. Federal Communications Commission
- 1958 – Birth of Gregory Dudek, Canadian roboticist and computer scientist
- 1989 – Death of M. King Hubbert, American geophysicist (b. 1904)
- 1996 – Death of Lars Ahlfors, Finnish mathematician (b. 1907)