Portal:History of science/Selected anniversaries/August 23
- 1623 - Birth of Stanisław Lubieniecki, Polish astronomer (d. 1675)
- 1769 - Birth of Georges Cuvier, French biologist and statesman (d. 1832)
- 1806 - Death of Charles Augustin de Coulomb, French physicist (b. 1736)
- 1813 - Death of Alexander Wilson, Scottish-born ornithologist (b. 1766)
- 1829 - Birth of Moritz Cantor, German mathematician (d. 1920)
- 1847 - Birth of Sarah Frances Whiting, American physicist and astronomer (d. 1927)
- 1904 - The automobile tire chain is patented
- 1931 - Birth of Hamilton O. Smith, American microbiologist, Nobel Prize in Physiology or Medicine
- 1933 - Birth of Robert Curl, American chemist, Nobel Prize laureate
- 1956 - Birth of Andreas Floer, German mathematician (d. 1991)
- 1966 - Lunar Orbiter 1 takes the first photograph of Earth from orbit around the Moon
- 1982 - Death of Stanford Moore, American biochemist, Nobel Prize laureate (b. 1913)
- 1997 - Death of John Kendrew, British molecular biologist, recipient of the Nobel Prize in Chemistry (b. 1917)