University of Wisconsin-Madison scientists are helping search for alien life forms
Cuban media report meteorite explosion this week akin to Russia's, but no damage reported
AP PHOTOS: Meteor explodes over Russia's Ural Mountains
Meteor explodes over Russia's Ural Mountains; 1,100 injured as shock wave blasts out windows
Officials say new technology helped them confirm Miss. tornado Sunday, may have saved lives
Geoff Chester, spokesman for the Naval Observatory
An asteroid is headed towards Earth -- and while astronomers say we're not in any danger, we won't have a good view from North America to see the asteroid pass over the planet.
THE RESET: GOP deploying stalling tactics to obstruct Hagel confirmation as Pentagon chief
Richard Berendzen, director of NASA's Space Grant Consortium for D.C., says there's no chance an asteroid could catch astronomers off guard.
A meteor roared across the sky in Russia, in an area about 930 miles east of Moscow.
More meh than monster: Historically, Northeast blizzard ranked 16th on NOAA winter storm scale
New Earth-observing satellite launches from California coast; eighth of its kind since 1972
Contest seeks underworldly names for Pluto's 2 tiniest moons; Hercules, Orpheus, Styx?
India, France review progress on multibillion-dollar fighter jet deal
'Green Revolution' research center in Mexico gets money from Gates, Slim for GM seeds
Cause of illness at Villanova lab still a mystery; police say hazmat crews found no vapors