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

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 ...

Organic compounds discovered on the Red Planet cannot be fully explained by non-biological sources, say astrobiologists.

“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.