Scientists believe intriguing leopard spots on a rock sampled by the Perseverance rover on Mars last year may have ...

For decades, people have asked if life ever existed on Mars. The question moved from science fiction to careful science with ...

Taking a new look at a very old mudstone on Mars, scientists believe they have found a potential biosignature, indicating ...

A Mars rock sample collected last summer shows chemical fingerprints that might be traces of past microbe activity, though ...

NASA rover Perseverance collected evidence being considered by agency officials as 'the closest we have ever come to ...

What NASA studies tell us about living on the Red Planet - IN FOCUS: Four new Nasa volunteers will step into a capsule next ...

“This finding by Perseverance …is the closest we have ever come to discovering life on Mars,” said acting NASA administrator ...

A new study co-authored by Texas A&M University geologist Dr. Michael Tice has revealed potential chemical signatures of ...

Viking consisted of two twin orbiters and landers, with experimental chambers in the landers to conduct three biology ...

Martian mudstones contain features that NASA says are the "clearest sign of life" yet on Mars, according to new findings from ...

Four researchers will spend more than a year in a 3D-printed habitat, acting as though they're eating, sleeping and living on ...