RT @whitehouse: Happening now: Join @NASA & @TheScienceGuy for a WH Google+ Hangout on asteroids: http://wh.gov/we-the-geeks #WeTheGeeks
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RT @whitehouse: Happening now: Join @NASA & @TheScienceGuy for a WH Google+ Hangout on asteroids: http://wh.gov/we-the-geeks #WeTheGeeks