Portal:History of science/Selected anniversaries/August 3
- 1917 - Death of Ferdinand Georg Frobenius, German mathematician (b. 1849)
- 1942 - Death of Richard Willstätter, German chemist, Nobel Prize Laureate (b. 1872)
- 1958 - The nuclear submarine USS Nautilus travels beneath the Arctic ice cap
- 1959 - Birth of Koichi Tanaka, Japanese scientist, Nobel laureate