A mudstone sample from Jezero Crater shows textures and minerals that on Earth often form through microbial activity. Scientists caution that nonbiological processes could also explain the features, ...

UPDATE for 11 am ET: NASA's Perseverance rover has discovered sediment formations that could be signs of possible biosignatures on Mars, but they could also have a non-biological source. Read our ...

A groundbreaking study has revealed that ice on Mars could preserve traces of ancient life for up to 50 million years. This ...

The rover’s science instruments found that the formation’s sedimentary rocks are composed of clay and silt, which, on Earth, are excellent preservers of past microbial life. The findings were made ...

NASA’s interim administrator, Sean Duffy, was fired up on Wednesday when he joined a teleconference to talk about new scientific findings that concerned the potential for life to have once existed on ...

A rock sample collected by NASA’s Perseverance Mars rover may contain evidence of ancient microbial life, preserved for billions of years on the Red Planet. The potential “biosignature” is not direct ...

NASA’s Curiosity rover recently captured a sweeping panorama of Mars’ Gale Crater under exceptionally favorable viewing conditions, offering one of the clearest looks yet at the vast Martian basin.