Why it matters: While not evidence of life, these discoveries show that ancient Mars had complex organic chemistry, ...

Yet another tantalizing clue. The post NASA Running Out of Non-Life Explanations for What Its Rover Found on Mars appeared ...

Samples taken from an ancient Mars rock may indicate that ancient life once existed on the Red Planet, according to a study ...

Mars’ frozen ice caps may be time capsules for ancient life. Lab experiments show that key building blocks of proteins can survive tens of millions of years in pure ice, even under relentless cosmic ...

NASA’s Curiosity rover has spent six months exploring the site to investigate if they are a clue to the presence of water.

“This finding by Perseverance …is the closest we have ever come to discovering life on Mars,” said acting NASA administrator Sean Duffy in a statement. “The identification of a potential biosignature ...

Scientists may be one step closer in their hunt for signs of past life on Mars after the Curiosity rover's latest find.

NASA’s Curiosity Mars rover captured images of hilly terrain on Mars, described by scientists as resembling spiderwebs from orbit, which provide clues about the planet’s watery past.

NASA announced in September 2025 that it had found life on Mars. Rating: False (About this rating?) Context: NASA announced it found promising potential biosignatures on Mars. Potential biosignatures ...

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, ...

Scientists studying a rock sample collected by NASA’s Curiosity rover have uncovered something tantalizing: the largest ...