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30 Nov 1993
![]() Asteroid 7484 Dogo Onsesn |
Asteroid 7484 Dogo Onsesn (astronomy and space ) Asteroid 7484 Dogo Onsesn is discovered by Masahiro Koishikawa. |
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30 Nov 1993
![]() 14032 Mego |
14032 Mego (astronomy and space ) 14032 Mego is discovered. |
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30 Nov 1993
![]() 8C 1435+63 |
8C 1435+63 (astronomy and space ) 8C 1435+63 is discovered and at z=4.25 becomes the most distant known galaxy. |
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30 Nov 1993
![]() Dingiso |
Dingiso (biology and medicine) The Dingiso or tree-kangaroo of Western New Guinea is first seen by scientists. |
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30 Nov 1993
![]() gene |
gene (biology and medicine) The first gene linked to Alzheimer's disease is discovered. No new genes would be found until 2009. |
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30 Nov 1993
![]() Western Hemisphere |
Western Hemisphere (biology and medicine) The Western Hemisphere is declared free of polio. |
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30 Nov 1993
![]() Netscape Communications |
Netscape Communications (computer science) Netscape Communications creates HTTP Secure for its Netscape Navigator web browser. |
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30 Nov 1993
![]() Leonard Adleman |
Leonard Adleman (computer science) Leonard Adleman describes the experimental use of DNA as a computational system to solve a seven-node instance of the Hamiltonian path problem, the first known instance of the successful use of DNA to compute an algorithm. |
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30 Nov 1993
![]() Green fluorescent protein |
Green fluorescent protein (molecular biology) Green fluorescent protein is successfully expressed in C. elegans, starting its career as a fluorescent marker. |
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30 Nov 1993
![]() blue LED |
blue LED (technology) The first high-brightness blue LED is achieved, an invention that earned the researchers a Nobel Prize in 2014. |
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30 Nov 1993
![]() Fields Prize in Mathematics |
Fields Prize in Mathematics (awards) Fields Prize in Mathematics: Efim Isakovich Zelmanov, Pierre-Louis Lions, Jean Bourgain and Jean-Christophe Yoccoz |
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30 Nov 1993
![]() Turing Award |
Turing Award (awards) Turing Award – Edward Feigenbaum, Raj Reddy |
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30 Nov 1993
![]() Wollaston Medal for Geology |
Wollaston Medal for Geology (awards) Wollaston Medal for Geology – William Jason Morgan |