A NASA rover taking rock samples on Mars has uncovered a plentiful mineral that was invisible to orbiters studying the Red ...

NASA has found a rock on Mars that it has dubbed Skull Hill. The rock is known as a "float rock," and NASA has no idea where ...

NASA's Perseverance rover has snapped an image of a mysterious rock embedded in the surface of Mars, and researchers aren't ...

Mars just threw us another curveball. NASA’s Perseverance rover recently uncovered a surprising rock formation. On the lower ...

NASA's Curiosity rover has found iron-rich carbonates on Mars, offering new clues about the planet's ancient climate and ...

Skull Hill is a type of "float" rock — one that likely originated elsewhere and was transported to its current location.

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

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

NASA's Perseverance rover is hard at work exploring the rugged rim of Jezero Crater on Mars, and its latest discovery has ...

A team of scientists has uncovered new details about Mars’ Jezero Crater using the Perseverance rover's cutting-edge ...

The surface of Mars is extremely cold, irradiated, and desiccated. But at one time, the planet was much warmer and wetter, ...

Visit ancient Mars—a surprisingly temperate planet where snow or rain falls from the sky, and rivers rush down valleys to ...