New laboratory studies could shed light on a rock containing potential signs of alien life that’s stranded on Mars ...

An eye-catching pattern on the surface of Europa, an ice-covered moon, may have profound implications for our understanding ...

A single pale rock in an ancient Martian riverbed is forcing scientists to rethink when, where, and how life might have taken ...

For decades, the search for life on Mars has been a story of hints and maybes, of chemical curiosities that stopped just ...

From paradise beaches to mountain peaks, these photogenic states hide shocking realities that transform dream destinations into daily nightmares - complete with $8 milk, 4-hour commutes, and winters ...

A tunnel through Bullard Mountain on the east side of the glacier would steadily drain Suicide Basin so it won’t fill to the ...