Learn why scientists are cautiously optimistic about the potential biosignatures found in the Sapphire Canyon rock sample.

NASA has found potential signs of life on Mars, the agency said last Wednesday. Although additional scientific study is ...

The question of whether there is or was life on Mars has been around for a long time, but NASA's Perseverance rover might ...

But the claim that NASA announced found life on Mars was false. NASA announced it found promising evidence of potential ...

NASA scientists say a rock sample collected by the Perseverance rover in Jezero Crater may contain the strongest signs yet of ...

"We're often the first humans to put eyes on those images. We tell Perseverance to reach out, and grind rocks, take pictures, ...

Minerals in the rock might have been produced by microbes in chemical reactions, but researchers say they’ll need to examine ...

Was there ever life on Mars? Planetary scientists think there could have been but there hasn’t been any direct evidence.

Acting NASA Administrator Sean Duffy and Nicky Fox, head of NASA's Science Mission Directorate, discuss the paper published ...

Has NASA's Perseverance rover at long last found evidence that life did indeed once exist on Mars? Here's what we know.

NASA's Perseverance rover has uncovered rocks within an ancient river channel on Mars that could hold clues to long-vanished ...

A sample obtained by NASA's Perseverance rover of rock formed billions of years ago from sediment on the bottom of a lake ...