1991 in science
- February 7th: Atmospheric re-entry of the Russian complex Salyut 7 + Cosmos 1686 above the South America after 9 years in orbit.
- August 6th: Birth of the World Wide Web (WWW), the fabric of the Internet, which opens this network with the general public.
- October 5th: Linus Torvalds diffuses the first version of the core Linux.
Price
- Nobel Prize of physiology or medicine: Erwin Neher, Bert Sakmann (German)
- Nobel Prize of chemistry: Richard R. Ernst
- Nobel Prize of physics: Pierre-Gilles of Genoa
- Turing Price in data processing: Robin Milner
- Medal Wollaston: Xavier Pichon
Death
| Random links: | Kingdom of Essex | Törnevalla | Ceccano | Championship of France of Rugby at XV 1963-64 | Small Disorders in love | Jeremy_Harris |