NASA's Curiosity rover has unearthed compelling evidence of a past carbon cycle on Mars, discovering siderite within Gale ...

Billions of years ago, Mars was warm, wet, and capable of sustaining liquid water on its surface. Scientists have long ...

In a study co-authored by a Texas A&M University scientist, researchers have revealed new insights into the geological ...

NASA’s Curiosity rover has detected signs of significant amounts of carbon dioxide locked within the Martian crust, ...

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 ...

Scientists have found carbon residue in Martian rocks, indicating that an ancient carbon cycle existed. It means Mars was ...

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

The siderite identified in Curiosity data helps confirm and refine models of Mars's early warm period, more than 3.5 billion ...

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

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

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