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

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

In part of Jezero Crater known as the Shenandoah formation, two generations of calcium sulfate minerals formed beneath the ...

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

If future Mars colonizers want to survive without pressure suits, they’ll need to generate a denser atmosphere. One way to ...

A surprise discovery in Gale Crater is the component that was missing in the puzzle of Mars's climate history.

A scientific analysis of samples collected on the surface of Mars shows the red planet has evolved its own version of a ...

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

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

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

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

Almost 10 years ago, a NASA spacecraft was able to take several photos of Pluto, known for decades as a planet before it was ...