To date, no conclusive evidence of past or present life has been found on Mars.

Sep 12, 2025 · NASA's Perseverance rover discovered a "potential biosignature" within a Martian rock, Cheyava Falls, containing organic molecules and minerals associated with biological processes on …

Jan 6, 2026 · “This finding by Perseverance is the closest we have ever come to discovering life on Mars. The identification of a potential biosignature on the Red Planet is a groundbreaking discovery, …

Sep 10, 2025 · This finding suggests that Mars could have been habitable for a longer period or later in the planet’s history than previously thought, and that older rocks also might hold signs of life that are …

Sep 12, 2025 · “So, this very well could be the clearest sign of life that we’ve ever found on Mars, which is incredibly exciting.” Still, the findings are not a confirmation of life.

Sep 10, 2025 · In a new study, researchers who used data from the Mars Perseverance rover say they've found the best evidence to support that there could have been life on ancient Mars.

There’s no evidence of present-day life on Mars, but NASA over the decades has sent spacecraft to Mars in search of past watery environments that might have supported life way back when.

Sep 11, 2025 · As a new paper in Nature reports, a sample Perseverance drilled from the rock may contain potential biosignatures of long ago microbial life. “This finding by Perseverance …is the …

Sep 10, 2025 · Strange nodules of unusual minerals found on speckled rocks on Mars have offered more tantalizing clues that ancient life may have once thrived on the now-dead planet, NASA says.

Oct 1, 2025 · Scientists caution that only Earth-based labs can confirm their true origin, but the samples collected may hold the strongest evidence yet of ancient Martian life.