NASA’s Mars rover has spotted something out of this world — a mysterious, skull-shaped elevation – sitting on a slope where stargazers say it doesn’t belong.

Nasa scientists have discovered a mysterious rock formation on Mars dubbed "Skull Hill" that has left researchers puzzled ...

Though most of the region surrounding the rock is light-colored and dusty, Skull Hill is dark, angular, and covered in tiny ...

A mineral called siderite found abundantly in rock drilled by a NASA rover on the surface of Mars is providing fresh evidence ...

NASA’s Curiosity rover has uncovered groundbreaking mineral clues that may finally explain why Mars lost its atmosphere and ...

Scientists using NASA’s Curiosity rover have discovered siderite—an iron carbonate—in the sulfate-rich rocks of Gale Crater, ...

Since its touchdown in Jezero Crater in February 2021, NASA’s Perseverance rover has steadily explored Martian rocks. From ...

Researchers may have found clues of possible ancient life beneath Mars' surface thanks to the Perseverance rover.

To study Mars’s chemical and mineral makeup, the Curiosity rover drills one to 1.5 inches down into the subsurface, then ...

The Curiosity rover identified hidden caches of the mineral siderite, which could help explain why Mars lost its habitable climate.

President Donald Trump's nominee to lead NASA, entrepreneur Jared Isaacman, faced questions from senators on Wednesday about ...

"The last four months have been a whirlwind for the science team, and we still feel that Witch Hazel Hill has more to tell us." ...