Life May Extend Planet's 'Life': Billion-year Life Extension For Earth Also Doubles Odds Of Finding Life On Other Planets
Friday, June 12, 2009 - 20:14
in Astronomy & Space
Roughly a billion years from now, the ever-increasing radiation from the sun will have heated Earth into inhabitability; the carbon dioxide in the atmosphere will disappear; the oceans will evaporate; and all living things will disappear. Or maybe not quite so soon, say researchers who've found a mechanism that doubles the future lifespan of the biosphere -- and increases the chance advanced life will be found elsewhere in the universe.