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

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

Learn more about the Curiosity's carbonate discovery on Mars, and what it tells of about Mars' past and Earth's future.

The carbonates discovered in Gale Crater have partially decomposed, releasing some carbon dioxide back into the atmosphere, ...

NASA believes that examining other sulfate-rich areas could validate these findings and further illuminate Mars’ ...

NASA's Curiosity rover landed on Mars on Aug. 5, 2012, and has travelled more than 34 kilometres on the Martian surface. The discovery of carbonate suggests that the atmosphere contained enough carbon ...

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

Could Mars have really been home to alien lifeforms? NASA's most recent discovery, made by its Curiosity Rover on the Red ...

Samples drilled by the Curiosity rover on Mars have revealed abundant signs of a carbon cycle that remained hidden from ...

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

A mineral known as siderite, discovered in rock samples collected by the National Aeronautics and Space Administration's ...

The find brings researchers closer to answering the question about whether Mars was ever capable of supporting life.