Perseverance explores Jezero Crater’s rim, uncovering diverse rocks that reveal Mars’ ancient geology and possible signs of ...

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

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

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

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

A treasure trove of clues from Curiosity reveals that ancient Mars once trapped massive amounts of CO2 in its crust, thanks ...

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

A new study led by a University of Calgary scientist has found evidence that suggests Mars once had a carbon cycle, giving ...

The lead author of a new study pointing to more proof of water on Mars says it brings scientists a step closer to determining ...

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

SYDNEY, April 18 (Xinhua) -- Scientists' discovery of strong evidence of ancient, water-rich environments beneath Mars' surface offers new hope in the search for past life on the Red Planet.

The rover has stumbled upon the clues to answer the mystery of what happened to the planet’s ancient atmosphere and how Mars has evolved.