Cemented dunes in Gale Crater reveal evidence of late-stage water that may have preserved organic signals beneath the Martian ...

The NASA Curiosity rover has detected the largest organic molecules found to date on Mars, opening a window into the red planet’s past. The newly detected compounds suggest complex organic chemistry ...

New research indicates that early Martian volcanoes may have emitted reactive sulfur gases that warmed the planet and supported conditions suitable for microbial life. Although scientists are still ...

This graphic shows the long-chain organic molecules decane, undecane, and dodecane. These are the largest organic molecules discovered on Mars to date. NASA/Dan Gallagher Despite its freezing ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. A chapter of the layered geological history of Mars is laid bare in this image from NASA's ...

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Scientists suspect iron meteorites might be able to resist erosion on Mars, which may explain why some appear perched on flat ...

If you’re one of the hundreds of thousands of people who follows the Mars rover Curiosity on Twitter, you know that the robot has a big personality that matches her massive size and capabilities.

Data from NASA's Curiosity rover collected on Mars is shedding new light on how the Red Planet became uninhabitable in the distant past due to a changing climate that caused the surface water to ...

WASHINGTON - On Mars, a partial eclipse of the sun isn't quite as rare as on Earth. So NASA's Mars Curiosity rover is snapping hundreds of pictures of the spectacle for the folks back home to ooh and ...

NASA's Mars Curiosity rover drilled into a rock and found that it contained a clay-like material. That's the news. The implication is much larger: Mars may once have had an environment hospitable to ...