Sciencecasts Terrifying Auroras

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Celebrating 50

Visit http://science.nasa.gov/science-news/science-at-nasa/2012/02mar_aurorasunderfoot/ for more. Lately, the International ...

Two weeks after an asteroid exploded over Russia's Ural mountains, scientists are making progress understanding the origin and ...

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Lately, the International Space Station has been flying through geomagnetic storms, giving astronauts an close-up view of the ...

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