Nasa’s Curiosity rover has been investigating the spider-web-like rock formations found on Mars – and found mysterious ...

A new NASA analysis concludes that it is "reasonable to hypothesize" that living things could have formed the odd organic ...

Learn about geologic formation on Mars that resemble spiderwebs, serving as records of ancient groundwater flow on the planet ...

Scientists may be one step closer in their hunt for signs of past life on Mars after the Curiosity rover's latest find.

Samples taken from an ancient Mars rock may indicate that ancient life once existed on the Red Planet, according to a study ...

Lightning long ago escaped the bounds of Earth’s atmosphere—scientists have already discovered lightning blazing through the skies of Jupiter, Saturn and Neptune. Now they think they’ve found it on ...

Organic molecules found by the Curiosity rover are too common to be explained by any process we know, other than life, according to a new study. That, of course, doesn’t rule out the possibility that ...

NASA finds carbon molecules in ancient Martian lake, and scientists admit it is difficult to explain them without life.