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

New research might finally help us understand what happened to the water on Mars and rewrite everything we know about the Red ...

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

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

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

NASA’s Curiosity rover has found rocks rich in carbonate minerals. These minerals are like Earth’s limestone and act as ...

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

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

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

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

An analysis led by the University of Chicago of Mars Science Laboratory Curiosity rover data may explain why the planet was ...

NASA's Curiosity rover finds strange rock formations on Mars. These look like spiderwebs. The rover spots these on Mount ...