| List of years in science (Table) |
|---|
| … 1981 • 1982 • 1983 • 1984 • 1985 • 1986 • 1987 • 1988 • 1989 • 1990 – 1991 – 1992 • 1993 • 1994 • 1995 • 1996 • 1997 • 1998 • 1999 • 2000 • 2001 … |
| Related time period or subjects |
| … 1988 • 1989 • 1990 – 1991 – 1992 • 1993 • 1994 … … 1960s • 1970s • 1980s – 1990s – 2000s • 2010s • 2020s … … 19th century – 20th century – 21st century … |
| Art Archaeology Architecture Literature Music Science more |
The year 1991 in science and technology involved many significant events, some listed below.
Contents |
Astronomy and space exploration
- October 29 - the Galileo probe becomes the first spacecraft to visit an asteroid (951 Gaspra)
- Asteroid 6859 Datemasamune is discovered by Masahiro Koishikawa.
- 11514 Tsunenaga is discovered.
Chemistry
- Carbon nanotubes discovered by Sumio Iijima
Computer science
- February 26 - Tim Berners-Lee introduces the web browser.
- September 17 - Linus Torvalds introduces the Linux kernel version 0.01.
Awards
Births
Deaths
- January 30 - John Bardeen (b. 1908), physicist, co-inventor of the transistor. Only physicist to receive the Nobel Prize in Physics twice.
- March 1 - Edwin H. Land (b. 1909), inventor and founder of Polaroid.
Organisations
- CERN: Finland and Poland join CERN.
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