Portal:History of science/Selected anniversaries/April 11
- 1626 - Death of Marin Getaldić, Croatian mathematician (b. 1568)
- 1798 - Birth of Macedonio Melloni, Italian physicist (d. 1854)
- 1862 - Birth of William Wallace Campbell, American astronomer (d. 1938)
- 1899 - Birth of Percy Lavon Julian, American chemist (d. 1975)
- 1905 - Albert Einstein reveals his Theory of Relativity (special relativity)
- 1926 - Death of Luther Burbank, American botanist (b. 1849)
- 1953 - Birth of Andrew Wiles, British mathematician
- 2003 - Death of Cecil Howard Green, British geophysicist and businessman (b. 1900)