Portal:History of science/Selected anniversaries/July 29
- 1781 - Death of Johann Kies, German astronomer and mathematician (b. 1713)
- 1839 - Death of Gaspard de Prony, French mathematician (b. 1755)
- 1898 - Birth of Isidor Isaac Rabi, American physicist, Nobel Prize Laureate (d. 1988)
- 1982 - Death of Vladimir Zworykin, Russian physicist and inventor (b. 1889)
- 1994 - Death of Dorothy Crowfoot Hodgkin, British chemist, Nobel laureate (b. 1910)
- 1996 - Death of Marcel-Paul Schützenberger, French mathematician (b. 1920)
- 2005 - Astronomers announce their discovery of Eris