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

In those drill sites, Curiosity detected deposits containing an iron carbonate material called siderite. According to Ben ...

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

NASA's Curiosity rover took this selfie while inside Mars' Gale crater on June 15 ... and previous analyses found it to be rich in clay minerals, sulfur, and nitrates. But despite many thorough ...

Tutolo joined the Mars Science Laboratory Curiosity rover mission as a participating ... But only evaporation would lead to highly pure siderite forming in the same geologic layer as the sulfate ...

Tutolo led a new study of rock samples collected by the Curiosity rover ... Mars is much richer in iron—that’s why it is the red planet.” The siderite found in the samples was also pure ...

NASA Rover Finds Fresh Evidence of the Warm and Wet Past of Mars By Will Dunham WASHINGTON (Reuters) -A mineral called siderite found abundantly in rock drilled by a NASA rover on the surface of ...

Research from NASA's Curiosity rover has found evidence of a carbon cycle on ancient Mars. Research from NASA's Curiosity rover has found evidence of a carbon cycle on ancient Mars, bringing ...

NASA's fourth Mars rover has found large carbon deposits within carbonate minerals, suggesting that both liquid water and an Earth-like carbon cycle once existed on the Red Planet. Further ...

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

WASHINGTON — A mineral called siderite found abundantly in rock drilled by a NASA rover on the surface of Mars is providing fresh evidence of the planet's warmer and wetter ancient past when it ...

A chapter of the layered geological history of Mars is laid bare in this image from NASA's Curiosity rover. The image shows the base of Mount Sharp, the rover's eventual science destination. | Credit: ...