Ancient Skull Holds Clues to Dog Domestication

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How 'Space Weather' Affects Planes And Power Grids

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Republican presidential hopeful Newt Gingrich made campaign stops on Florida's Space Coast on Wednesday, saying space is part of America's destiny and outlining what he called a bold plan to send Americans to the moon and beyond. Here, the former House speaker delivers remarks outside a restaurant in Coral Springs, Fla. Paul J. Richards/AFP/Getty Images hide caption

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On Florida's Space Coast, Gingrich Aims For The Moon

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Giant Magellan Telescope Giant Magellan Telescope hide caption

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Want To Make A Giant Telescope Mirror? Here's How

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The Next Frontier For Florida's 'Space Coast'

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Northern Lights Could Disrupt Electrical Grid

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Science Diction: The Origin Of The Word 'Moon'

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Newly Fallen Meteorites Offer Fresh Look At Mars

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Mega Mirror To Power Massive New Telescope

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Talking Science With Arianna Huffington

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Get Inked For Science

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Lawrence Krauss On 'A Universe From Nothing'

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Kepler Telescope Spots Tiniest Exoplanets Yet

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"El Gordo" — the "big" or "fat" one in Spanish — as seen in a composite image produced by NASA's Chandra X-ray Observatory. NASA/CXC/Rutgers/J.Hughes hide caption

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'El Gordo,' Galaxy With Mass 2 Quadrillion Times The Sun's, Discovered

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