A rock on Mars spilled a surprising yellow treasure after Curiosity accidentally cracked through its unremarkable exterior.

Sheel and his team found that when the atmosphere of Mars is laden with dust, the atmosphere becomes less conductive, ...

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

Curiosity, NASA's Mars rover, accidentally cracked open a seemingly ordinary rock, revealing an unexpected yellow substance ...

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

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

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 ...

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

Why is Mars barren and uninhabitable, while life has always thrived here on our relatively similar planet Earth?

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