Mars has fascinated scientists for decades, particularly its intriguing gullies etched into the sandy dunes of theRed Planet.

Now, as detailed in a new paper published in the journal Geophysical Research Letters, Utrecht University Earth scientist ...

For years, scientists staring at Mars through the eyes of orbiting spacecraft noticed something strange: a mysterious signal in the light spectrum that didn’t match any known mineral. That puzzling ...

Experiments show that biomolecules trapped in pure ice could withstand the harsh radiation of Mars for tens of millions of ...

Frozen deep beneath the Martian surface, traces of ancient life could have survived undisturbed for tens of millions of years. A new NASA-led study reveals that pure ice on Mars might protect organic ...

CAPE CANAVERAL, Fla. — NASA says a rock sample collected by its Perseverance Mars rover in the Jezero Crater may contain evidence of ancient microbial life on Mars. The rover discovered a rock ...

Martian mudstones contain features that NASA says are the "clearest sign of life" yet on Mars, according to new findings from NASA’s Perseverance rover released Sept. 10. Specifically, the stones show ...

A rock found on Mars contains substances that could have been produced by ancient microbes that were once alive, NASA said Wednesday. The NASA rover Perseverance found the rock, named “Cheyava Falls,” ...

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The Perseverance rover sampled Cheyava Falls, a rock with "leopard spots," on Mars last year. NASA / JPL-Caltech / MSSS A rock sampled by NASA’s Perseverance rover from an ancient, dry riverbed on ...