Watch: Space rock strikes moon with force of 5 tons of TNT

The biggest explosion ever recorded on the moon was caused by a space rock roughly the size of a beach ball.

Mars rover Opportunity breaks distance record; what took so long?

After nine years on the job, NASA’s Mars rover Opportunity has finally broken a 40-year-old record for the longest distance driven...

GPS system can accurately predict post-quake tsunami, study finds

When the magnitude 9 earthquake struck Japan more than two years ago, there were 1,200 global positioning system stations recording ocean...

Mental illness in youth: a common struggle

Go to a busy street in your community and count the next 25 adolescents who walk, bike, skateboard, stroll or saunter past. Odds are that...

Wind blasts on Neptune, Uranus may shed light on exoplanet weather

Inscrutable ice giants Neptune and Uranus have only a thin rind of windy weather over their fluid contents, a team of planetary scientists...

Alien 'crazy ants' invading southern U.S.

An invasion of alien "crazy ants" is making many residents of the U.S. Gulf Coast long for the old days of pesky, biting fire ants.

Untouched water as old as 2.6 billion years is found: Don't drink it

Nearly 1.5 miles beneath Earth's surface, scientists have discovered pockets of water that have remained in isolation for more than a...

Breakup might be easier with sad music

Just got dumped? Researchers say you are more likely to turn to “I Knew You Were Trouble” than “Call Me Maybe.”