Portal:History of science/Selected anniversaries/February 13
- 1633 - Galileo Galilei arrives in Rome for his trial before the Inquisition
- 1672 - Birth of Étienne François Geoffroy, French chemist (d. 1731)
- 1743 - Birth of Joseph Banks, English botanist and naturalist (d. 1820)
- 1787 - Death of Ruđer Bošković, Croatian scientist and diplomat (b. 1711)
- 1805 - Birth of Peter Gustav Lejeune Dirichlet, German mathematician (d. 1859)
- 1880 - Thomas Edison observes the Edison effect
- 1910 - Birth of William Shockley, American physicist and eugenicist, Nobel Laureate (d. 1989)
- 1956 - Death of Jan Łukasiewicz, Polish mathematician (b. 1878)
- 1960 - Nuclear testing: France tests its first atomic bomb
- 1992 - Death of Nikolay Bogolyubov, Russian mathematician (b. 1909)
- 1997 - Death of Mark Krasnosel'skii, Russian–Ukrainian mathematician (b. 1920)
- 2004 - The Harvard–Smithsonian Center for Astrophysics discovers the universe's largest known diamond, white dwarf star BPM 37093
- 2005 - Death of Emilios T. Harlaftis, Greek astrophysicist (b. 1965)