The intriguing chemistry of a rock collected by the Perseverance rover could trace to microbial activity — or not.

"Shorelines are great locations to look for evidence of past life." Today, Mars is a chilly desert of rock and dust — but 4 billion years ago, the planet had rivers, lakes and even oceans with ...

The Perseverance rover has also detected sloping underground ... surprising to me that you can look at different parts of Mars, and you'll find that the story is more complicated," Cardenas ...

The yellow star is the site of NASA's Perseverance rover, which landed a few months before Zhurong. . | Credit: Robert Citron Today, Mars is a chilly desert of rock and dust — but 4 billion ...