1989 in science

none 1989 science 1989 The year 1989 in science and technology involved many significant events, some listed below. Astronomy August – Asteroid 4769 Castalia is the first asteroid directly imaged, by radar from Arecibo. August 25 – The Voyager 2 spacecraft makes its closest approach to Neptune, providing definitive proof of the planet's rings. September 5 – Pluto–Charon barycentre comes to perihelion.Horizon Online Ephemeris System for Pluto Barycenter JPL Horizons On-Line Ephemeris System @ Solar System Dynamics Group http://ssd.jpl.nasa.gov/horizons.cgi?find_body=1&body_group=mb&sstr=9 January 16, 2011 November 18 – Cosmic Background Explorer launched, "the starting point for cosmology as a precision science".https://www.nobelprize.org/nobel_prizes/physics/laureates/2006/ The Nobel Prize in Physics 2006 The Royal Swedish Academy of Sciences 2006-10-03 2011-08-23 Asteroid 5128 Wakabayashi is discovered by Masahiro Koishikawa. 4292 Aoba is discovered. 4871 Riverside is discovered. 6089 Izumi is discovered. 6190 Rennes is discovered 8084 Dallas is discovered. Biology Discovery of the cystic fibrosis trans-membrane conductance regulator gene.https://www.science.org/doi/10.1126/science.2772657 Identification of the cystic fibrosis gene: chromosome walking and jumping Science 8 September 1989 10.1126/science.2772657 30 October 2013 Rommens Johanna M. Iannuzzi Michael C. Kerem Bat-Sheva Drumm Mitchell L. Melmer Georg Dean Michael Rozmahel Richard Cole Jeffery L. Kennedy Dara Hidaka Noriko Zsiga Martha Buchwald Manuel Tsui Lap-Chee Riordan John R. Collins Francis S. 245 4922 1059–1065 2772657 1989Sci...245.1059R subscription The New Zealand Department of Conservation begins to implement a Kākāpō Recovery Plan.Powlesland R. G. 1989 Kakapo Recovery Plan 1989–1994 Department of Conservation Wellington Computer science March 12 – Tim Berners-Lee submits a memorandum, titled "Information Management: A Proposal", to the management at CERN for a system that would eventually become the World Wide Web. June 8 – GNU Bash is released. Bash is in beta release! Brian Fox (forwarded by Leonard H. Tower Jr.) June 8, 1989 gnu.announce https://groups.google.com/group/gnu.announce/msg/a509f48ffb298c35?hl=en October 28, 2010 July 26 – A federal grand jury indicts Cornell University student Robert Tappan Morris, Jr. for releasing a computer virus, making him the first person to be prosecuted under the 1986 Computer Fraud and Abuse Act in the United States. Environment The global concentration of carbon dioxide in Earth's atmosphere reaches 350 ppm (parts per million) by volume. Physics January – Supplee's paradox is published.James M. Supplee 1989 Relativistic buoyancy American Journal of Physics 57 1 75–77 10.1119/1.15875 0002-9505 1989AmJPh..57...75S March 23 – Stanley Pons and Martin Fleischmann announce cold fusion at the University of Utah. Physiology and medicine The Oxford Database of Perinatal Trials begins publishing online.About the Cochrane Library http://www.thecochranelibrary.com/view/0/AboutTheCochraneLibrary.html#ABOUT The Cochrane Library January 25, 2011 https://web.archive.org/web/20110105124021/http://www.thecochranelibrary.com/view/0/AboutTheCochraneLibrary.html#ABOUT 2011-01-05 dead The hepatitis C virus (HCV) is first identified by Michael Houghton and his team. Technology July 17 – The Northrop Grumman B-2 Spirit "Stealth Bomber" aircraft, developed for the United States Air Force, first flies.Lambert Mark Jane's All The World's Aircraft 1990–1991 Coulsdon, UK Jane's Defence Data 1990 978-0-7106-0908-3 Isamu Akasaki produces the first Gallium nitride p-n junction blue/UV light-emitting diode. Awards Nobel Prizes Physics – Norman F. Ramsey, Hans G. Dehmelt, Wolfgang Paul Chemistry – Sidney Altman, Thomas R. Cech Medicine – J. Michael Bishop, Harold E. Varmus Turing Award – William (Velvel) Kahan Births May 9 – Katie Bouman, American computer imaging scientist June – Yu Deng, Chinese-born mathematician2026-07-23 Wang Hong and Deng Yu become first Chinese nationals to win Fields Medal https://www.scmp.com/news/china/science/article/3361633/fields-medal-win-wang-hong-deng-yu-are-first-chinese-nationals-score-top-maths-honour 2026-07-23 South China Morning Post en 23 July 2026 https://web.archive.org/web/20260723182605/https://www.scmp.com/news/china/science/article/3361633/fields-medal-win-wang-hong-deng-yu-are-first-chinese-nationals-score-top-maths-honour live Deaths February 27 – Konrad Lorenz (born 1903), Austrian zoologist. March 18 – Sir Harold Jeffreys (born 1891), English mathematician. April 24 – Horace Hodes (born 1907), American medical researcher. August 10 – Isabella Forshall (born 1900), English pediatric surgeon. August 12 – William Shockley (born 1910), American physicist. August 20 – George Adamson (born 1906), British wildlife conservationist. August 29 – Sir Peter Scott (born 1909), English wildlife conservationist. October 11 – M. King Hubbert (born 1903), American geophysicist. October 28 – Louise Hay (born 1935), French-born American mathematician; breast cancer. December 14 – Andrei Sakharov (born 1921), Soviet Russian nuclear physicist and political dissident. References Category:20th century in science Category:1980s in science