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

The strongest hints yet that Mars once hosted living microbes are no longer theoretical models or ambiguous chemistry. They are etched into a single, oddly speckled rock in an ancient riverbed, where ...

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 ...

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

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

Organic compounds found in Mars rocks are too abundant to rule out the possibility of Martian life in the red planet’s history, NASA scientists say. In March of 2025, NASA’s Curiosity rover discovered ...

NASA’s Curiosity rover has uncovered some of the largest organic molecules ever detected on Mars, and scientists say ordinary geology may not fully explain them.