Was Mars once warm enough to support life? Scientists are still unclear about what the climate was like on Mars billions of years ago. However, there are some clues. A form of sulfur from active ...

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

A new study from NASA's Perseverance rover has revealed strong evidence that Mars's Jezero Crater experienced multiple fluid activities, each potentially supporting the existence of life. By analyzing ...

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

Jezero Crater has become one of the most exciting places in the search for signs of past life on Mars. Since landing in 2021, ...