“The discovery of abundant siderite in Gale Crater represents both a surprising and important breakthrough in our ...

Scientists are eager to find out whether Mars was once capable of supporting life, and according to new Curiosity findings, ...

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

NASA's Curiosity rover has found iron-rich carbonates on Mars — a major clue that the Red Planet used to be habitable.

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

To study Mars’s chemical and mineral makeup, the Curiosity rover drills one to 1.5 inches down into the subsurface, then ...

Terms of Service and Privacy Policy. New samples collected and analyzed by NASA’s Curiosity rover are pushing researchers closer than ever to finding out if Mars ...

NASA's Curiosity Rover has discovered long carbon chains on Mars. On Earth, molecules like these are overwhelmingly produced ...