News Summary Archives Astrobiology Science News 25 September 2007 By Keith Cowing September 25, 2007 Extraterrestrial Impact Likely Source of Sudden Ice Age Extinctions, Brown University NASA, NSBRI Select 17 Proposals in Space Radiation Research, National Space Biomedical Research Institute (NSBRI) Spaceflight shown to alter ability of bacteria to cause disease, Arizona State University Keith Cowing Explorers Club Fellow, ex-NASA Space Station Payload manager/space biologist, Away Teams, Journalist, Lapsed climber, Synaesthete, Na’Vi-Jedi-Freman-Buddhist-mix, ASL, Devon Island and Everest Base Camp veteran, (he/him) 🖖🏻 Follow on Twitter
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