Who do you want to see receive $20,000 to put their Earth-saving idea into action? Check out the ten Green Effect finalists, and until July 20 you can vote—up to once a day—for your favorite idea!
Friday, July 10, 2009 |
Friday, July 10, 2009 |
Photo: Record-Setting Fifth Planet Found Orbiting Nearby StarAstronomers recently found the fifth planet, which orbits in the star's habitable zone (shown in green), making this the first known quintuple planetary system. Image courtesy NASA/JPL-Caltech
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ADVERTISEMENTNATIONAL GEOGRAPHIC'S PHOTO OF THE DAY |
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