"The results reported here can be crucial when down-selecting which samples, if not all, are returned to Earth." ...

In its youth, the dwarf planet Ceres may have brewed a chemical banquet beneath its icy crust.

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

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

In fairness to the Perseverance rover, this is exactly what it was built for. Nicknamed Percy, the machine was sent to Jezero ...

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

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

Scientists at the National Aeronautics and Space Administration caused a stir last week when they announced they had found ...

NASA's Mars rover Perseverance has uncovered rocks in a dry river channel that may hold potential signs of ancient ...

The potential “biosignature” isn’t direct evidence of life itself, but rather a leftover sign that textural features on the ...

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

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