Jezero Crater’s rocks reveal three stages of water activity, shifting from hostile acidic fluids to more life-friendly ...

NASA has found potential signs of life on Mars, the agency said last Wednesday. Although additional scientific study is ...

Martian mudstones contain features that NASA says are the "clearest sign of life" yet on Mars, according to new findings from ...

NASA’s Mars rover finds organic signals in mudstone that resemble microbial activity, sparking new debate over life on the ...

Earlier evidence pointing to ancient microbial life on the red planet hasn’t held up.

Scientists believe intriguing leopard spots on a rock sampled by the Perseverance rover on Mars may have potentially been ...

In fairness to the Perseverance rover, this is exactly what it was built for. Nicknamed Percy, the machine was sent to Jezero ...

NASA has announced that a sample collected on Mars by its Perseverance rover may contain evidence of ancient microbial life ...

Minerals in the rock might have been produced by microbes in chemical reactions, but researchers say they’ll need to examine ...

NASA's Mars rover Perseverance has uncovered rocks in a dry river channel that may hold potential signs of ancient ...

Was there ever life on Mars? Planetary scientists think there could have been but there hasn’t been any direct evidence.

Ancient organisms may have left microscopic "biosignatures" on Mars. That's according to NASA scientists, who say a rock ...