CAPE CANAVERAL, Fla. — NASA’s Mars rover Perseverance has uncovered rocks in a dry river channel that may hold potential signs of ancient microscopic life, scientists reported last week. NASA ...

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, ...

NASA has long been searching for definitive signs of life on Mars, and it seems like NASA’s Perseverance rover has found the clearest signs yet in the form of some green, blue, black, and white dots ...

NASA’s Perseverance Mars rover took this selfie on July 23, 2024, the 1,218th Martian day, or sol, of the mission. To the left of the rover near the center of the image is the arrowhead-shaped rock ...

NASA’s Perseverance rover has discovered mudstones in Mars’ Jezero Crater that contain organic carbon and unusual textures hinting at possible biosignatures. These findings suggest that ancient ...

Recent discoveries have unveiled the existence of hidden caves on Mars, raising intriguing questions about the potential for alien life forms. These findings, announced on November 13, 2025, are ...

These compounds are similar to fatty acids, which on Earth are most often produced by living things. A new study concluded that non-biological processes, like meteorites crashing into Mars, alone ...

INDIANAPOLIS — Roger Wiens has been a Mars explorer since he was 11 years old. He grew up as a kid looking through a telescope at The Red Planet with his brother and sketching its features. “That was ...

Jezero Crater’s rocks reveal three stages of water activity, shifting from hostile acidic fluids to more life-friendly alkaline ones. Perseverance’s discoveries guide future sampling and strengthen ...

NASA's Curiosity rover, which launched in 2011 from Florida, found signs of organic material that on Earth is most often produced by life.