A potentially huge discovery by NASA's Perseverance Mars rover will likely remain in scientific limbo for years to come.

A sample obtained by NASA's Perseverance rover of reddish rock formed billions of years ago from sediment on the bottom of a lake contains potential signs of ancient microbial life on Mars, according ...

"This finding by our incredible Perseverance rover is the closest we've actually come to discovering ancient life on Mars. And if you can't tell, we're really excited about that," Fox said during a n...