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 evidence of water on ancient Mars with "rippled textures" and "landslide debris" in the ...

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

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

This giant deposit might be hiding a frozen ocean under layers of ancient Martian dust. If that ice melted, scientists say, it could flood the entire surface of Mars in water nearly nine feet deep.

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

NASA claims that new clues uncovered by its Curiosity rover could prove to revolutionise humanity's understanding of Mars's ...

Nighthawk would fly to altitudes of up to 4,920 feet (1,500 meters) above the Martian average, covering distances of up to ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. An illustration of Mars as a dry and arid world. But it wasn't always this way. Where did the ...

At such a critical moment in US history, we need reporters on ... “Sulphate minerals exist with different amounts of water in most regions on Mars and allow us to understand how water moved ...

When we finally sent spacecraft there, we didn’t see any features that aligned with his map of ... question. Ancient Mars meets the environmental requirements for life: liquid water; access ...

Findings could address a key mystery about Mars’s ancient past: How and when was the planet’s atmosphere thick enough to ...