Using images from cameras on Mars orbiters, an international research team has discovered structures on Mars that are very ...

Mars, now a dusty world of rusted rock and thin air, once carried enough water to transform its face into something far more ...

A study by scientists at Penn State and NASA shows that intact biomolecules from dormant microbes break down much more slowly ...

New climate modeling suggests that small lakes on ancient Mars could have stayed liquid for decades, even in a generally cold environment. Small lakes on early Mars may have stayed in liquid form for ...

Thin, seasonal ice may have protected ancient lakes on Mars, allowing liquid water to last for decades despite cold ...

Mars once had sprawling river systems that rivaled major watersheds on Earth, and scientists have now identified the biggest ...

Small lakes on ancient Mars may have remained liquid for decades, even with average air temperatures well below freezing.

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Perseverance rover found a rock on Mars named Phippsaksla with so much iron and nickel that it could be a meteorite.

Scientists have discovered the perfect vacation spot: it's sun-soaked, has sandy beaches, sports gentle waves lapping rhythmically on the shore. But hold off on grabbing the sun lotion, because ...

Mars had a vast ocean with ancient beaches, suggests data from China's Zhurong rover. (artist's Impression of a rover on the surface of Mars). Mars was once home to a vast ocean, complete with sandy ...