NASA's Curiosity rover has made a groundbreaking discovery on Mars by uncovering pure sulfur crystals within a broken rock.

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The car-sized Curiosity rover has spotted evidence of once quite hospitable environs on Mars.

Caltech scientists published a study using NASA Curiosity rover imagery showing the past existence of warm water on Mars.

The 3.7-billion-year-old formations in the planet's Gale Crater suggest the presence of long-gone bodies of liquid water, with no ice covering the surface ...

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The findings are the result of the ongoing studies performed by NASA’s Curiosity rover, which has been scouring the red ...

Ancient ripples suggest a warmer, wetter past for the Red Planet that supported open water on its surface.

NASA’s Perseverance rover has collected a sample from Mars that has textures “unlike anything we’ve ever seen before.” Known ...

New research reveals ancient ripples on Mars, providing compelling evidence of long-lost lakes that once existed 3.7 billion ...

Whether Mars ever had liquid water has long been a subject of debate among scientists, and a study published recently offers compelling evidence. Researchers evaluating data collected by NASA’s ...

Amanda Kooser covers the quirky side of science and space. NASA's Curiosity rover captured this Mars selfie in 2020. Future human explorers on Mars may one day gaze at the red planet’s clouds.