News Summary Archives Astrobiology News 21 March 2007 By Keith Cowing March 21, 2007 Researchers uncover protection mechanism of radiation-resistant bacterium, Uniformed Services University of the Health Sciences NASA Scientists and Teachers to Study Mars in the Mojave Desert, NASA ARC 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