NASA's Perseverance rover almost had to let go of a precious drill bit on Mars after an attempt to collect a rock sample went ...

A rock containing many smaller round stones could indicate that there was once a large amount of liquid water on the Red ...

NASA's Perseverance rover has discovered a haunting rock formation on Mars that looks unsettlingly like a skull. Dubbed "Skull Hill," the jet-black outcrop is so bizarre and out of place that even ...

NASA's Perseverance rover has spotted an oddball rock in an ancient river channel on Mars. Deputy project scientist Katie ...

Curiosity rover is hunting for microbial life on Mars. NASA reconnaissance orbiter snapped its first-ever image of Curiosity ...

Perseverance has collected samples of five rocks, performed detailed analysis on seven others, and zapped an additional 83 ...

Author Julie Ditchburn Patton is publishing her first novel after years of effort. Studies show that grit is a hallmark of success, often outweighing aptitude and talent.