The Mars rover captured images of low ridges called boxwork patterns, which appear like spiderwebs from space.

Mars, a planet once capable of sustaining liquid water and harboring flowing rivers, today stands as a frozen desert. For ...

The Mars rover found geological formations in Gale Crater showing how water percolated beneath the surface, and ...

New research shows how Mars may have undone its own habitability, while Earth stayed stable enough to support life.

Mars is thought to currently have all the necessary ingredients for life except for perhaps the most important one — liquid ...

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

The images and data being collected are already raising new questions about how the Martian surface was changing billions of ...

One of the great unsolved problems in modern planetary science is written on the surface of Mars. Mars has canyons that were ...

A hidden box-lattice suggests groundwater sculpted Mars long after surface water fled; Curiosity’s drills aim to confirm the ...

By discovering carbonate rocks, NASA's Mars rovers may have unlocked the key to understanding the fate of the Red Planet's climate.

Scientists had hypothesized before the rover arrived that the peculiar ridges formed with the last trickles of water in the ...