Astrobiology Science News 25 September 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

    • Please follow Astrobiology on Twitter.


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