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 ...

Yet another tantalizing clue. The post NASA Running Out of Non-Life Explanations for What Its Rover Found on Mars appeared ...

Scientists have discovered traces of organic molecules on the Red Planet and are not ruling out the possibility that they were produced by living organisms.

NASA’s Curiosity rover has assembled a string of chemical evidence from ancient Martian rocks that, taken together, builds the strongest circumstantial case yet for conditions that could have ...

A mudstone sample from Jezero Crater shows textures and minerals that on Earth often form through microbial activity. Scientists caution that nonbiological processes could also explain the features, ...

A year ago, NASA announced that its Mars rover Curiosity had discovered long-chain organic compounds. Their quantity suggests ...

The key to solving the mystery of the Viking results is the discovery of perchlorate on the Martian surface in 2008.

“This finding by Perseverance …is the closest we have ever come to discovering life on Mars,” said acting NASA administrator Sean Duffy in a statement. “The identification of a potential biosignature ...

It's not the first time there have been claims of signs of life on Mars, so why are scientists particularly thrilled now? When you purchase through links on our site, we may earn an affiliate ...