Mastcam captured colourful images of a trough and a nearby displaced block nicknamed “Ouro.” Scientists suspect it could be ...

The new images by the Curiosity rover on Mars show "dramatic evidence" of ancient groundwater in crisscrossing low ridges, ...

New modeling of carbon cycle shows unsteady but habitable history before liquid water disappeared New models from recent ...

As the sun grew hotter, so did Mars, prompting much of its atmospheric carbon dioxide to rain out and ultimately get locked ...

Curiosity stitched 291 Mastcam photos into a color-balanced 360° panorama of Gale Crater’s “boxwork” ridges—spiderweb-like ...

Two NASA rovers on Mars recently made two independent discoveries further indicating that ancient life may have once existed on the Red Planet.

NASA's Curiosity rover explored Mars' Gale Crater, finding "boxwork" patterns and evidence of ancient waterways, providing clues about the red planet's watery past.

The NASA Curiosity Mars rover captured images of the red planet from sunrise to sunset. Scientists hoped that the images would reveal more about weather patterns on Mars.

Landing on Mars' Gale Crater in 2012, the rover has traversed 21 miles (34 kilometers) of the 96-mile-wide (154 km) meteor impact crater, dutifully investigating the geology within.

Ars Technica has been separating the signal from the noise for over 25 years. With our unique combination of technical savvy and wide-ranging interest in the technological arts and sciences, Ars ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. NASA's Curiosity rover took this selfie while inside Mars' Gale crater on June 15, 2018 ...

A warm afternoon on ancient Mars lasted about as long as a Silicon Valley internship. That is the sobering conclusion of a ...