Mars, a planet once capable of sustaining liquid water and harboring flowing rivers, today stands as a frozen desert. For ...

NASA's Perseverance rover is digging deeper into Mars' geologic past as it begins grinding into rock surfaces to expose ...

These dramatic geological formations, long hidden on the flanks of Mount Sharp in Gale Crater, have become a magnet for planetary scientists who wish to unravel the Red Planet’s past history of water ...