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

New discoveries by NASA's Curiosity Mars rover may not only explain why the Red Planet is a dry, lifeless desert, but that it ...

Curiosity has spent over a decade in the Gale Crater, the Martian landmark in which it landed in 2012. The 100-mile-wide crater was formed by an asteroid impact some 3.5 to 3.8 billion years ago.

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

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

The question of whether Mars ever supported life has captivated the imagination of scientists and the public for decades. Central to the discovery is gaining insight into the past climate of Earth ...

Was the planet Mars ever habitable and what conditions led to it becoming the uninhabitable world we see today? This is what a recent study published in the Proceedings of the National Academy of ...

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

A research team using the ChemCam instrument onboard NASA’s Curiosity rover discovered higher-than-usual amounts of manganese in lakebed rocks within Gale Crater on Mars, which indicates ...

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.