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

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

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

NASA's Viking missions to Mars may have discovered evidence for life on the Red Planet after all, according to scientists who ...

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.

“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 ...

A new paper suggests that BARSOOM may have been alive on the planet, and was killed in the Viking experiments.

Our biggest obstacle might not be technological,” author Scott E. Solomon said of future life on Mars. “It might be us.” ...

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

NASA's Perseverance rover discovered rocks on Mars, providing new evidence the red planet was once a wet, habitable world that could support life.

Wringing out clues that could change everything.

A look at the debate over building a city on the Moon or Mars, covering scientific findings, mission timelines and challenges discussed on the Fiction Science podcast.