NASA's Perseverance rover has rambled over a region of Mars where scientists say a strong river once emptied into a crater, ...

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

NASA's Curiosity rover has found iron-rich carbonates on Mars, offering new clues about the planet's ancient climate and ...

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

The surface of Mars is extremely cold, irradiated, and desiccated. But at one time, the planet was much warmer and wetter, ...

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

The Curiosity rover detected the largest organic molecules to date on Mars, which may be fragments of fatty acids, or some of ...

A new hypothesis from SETI Institute scientist Dr. Janice Bishop and Dr. Melissa Lane from Fibernetics in Pennsylvania could ...

A photomosaic taken by the Curiosity rover on April 30, 2023, at one drill site in Gale Crater, Mars. Rock powder samples ...

So if both water and carbon dioxide were present during Mars’ ancient past, then so should evidence of carbonate minerals. Previous discoveries, however, weren’t able to find sufficient ...

Now NASA may have helped find it thanks to a signs ... Researchers believe ancient Mars previously had a carbon dioxide-rich atmosphere and liquid water on its surface,which are two key elements ...

There is evidence that at least some water existed on the surface of Mars around 4bn years ago. Exactly where this water came from, however, remains a mystery. Some theories suggest that ancient ...