Mark Boslough

In this frame grab made from dashboard camera vide shows a meteor streaking through the sky over Chelyabinsk, about 930 miles east of Moscow, Friday, Feb. 15, 2013. (AP Photo/AP Video)

Russian fireball shows meteor risk may be bigger

WASHINGTON (AP) — Scientists studying the terrifying meteor that exploded without warning over a Russian city last winter say the threat of space rocks smashing into Earth is bigger than they thought. Meteors about the […]

11/06/2013

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