Portal:History of science/Selected anniversaries/September 1
- 1648 - Death of Marin Mersenne, French mathematician (b. 1588)
- 1804 - Juno, one of the largest main belt asteroids, was discovered by German astronomer Karl Ludwig Harding
- 1856 - Birth of Sergei Winogradsky, Russian scientist (d. 1953)
- 1859 - A solar superstorm affects electrical telegraph service
- 1877 - Birth of Francis William Aston, Nobel laureate (d. 1945)
- 1982 - Death of Haskell Curry, American mathematician (b. 1900)
- 1988 - Death of Luis Alvarez, American physicist, Nobel laureate (b. 1911)