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

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

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

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

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

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

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.

A collection of Martian rocks could reveal details about potential past life on the Red Planet – but first NASA has to get them back to Earth.