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

New images from NASA's Curiosity Mars rover show the first close-up views of a region scientists had previously observed only ...

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

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

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

The rover recently drilled a sample from a new region with features that could reveal whether Mars’ subsurface once provided ...

NASA’s Curiosity Mars rover has recently revealed fascinating new details about the Martian surface, offering scientists ...

NASA’s Curiosity rover has sent back detailed close-up images of Martian rock formations that the space agency’s scientists say offer some of the strongest evidence yet of ancient groundwater flow on ...