The big question will be whether or not scientists can demonstrate that greigite and vivianite need biological life to form.

A planetary scientist walks through the sensors and systems that went into the recent detection of potential biosignatures.

NASA's search for evidence of past life on Mars just produced an exciting update. On Sept. 10, 2025, a team of scientists published a paper ...

After a year of scientific scrutiny, a rock sample collected by the Perseverance rover has been confirmed to contain a potential biosignature. The sample is the best candidate so far to provide ...

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

Researchers who examined data from Perseverance found that the rocks contained organics that could have been the precursors ...

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

A new study in the journal Nature detailing chemicals found in rocks on the surface of Mars could be among the strongest evidence for life having been on the surface.

"The fact that we captured the aurora again demonstrates that our method for predicting aurorae on Mars and capturing them ...

NASA rover Perseverance collected evidence being considered by agency officials as 'the closest we have ever come to ...

Air Force Maj. Ross Elder will lead a 378-day NASA mission with three other crew members in a structure that simulates a base ...

The rover carries a drill to penetrate rocks and tubes to hold the samples gathered from places judged most suitable for ...