Exploration, for July 31, 2007 - 2:00pm
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1) Calif. Spaceport disaster - 3 killed
2) Aftershocks of Japan's earthquake on nuclear power plan
3) Mars Rovers threatened by storm on Mars
4) Astronauts drunk in space?
Peter Frumhoff, of the Union of Concerned Scientists, explains their massive study of global warming on New York City, Boston, and the Northeast.