In an unexpected turn of events, NASA’s Curiosity rover has cracked open a rock on Mars, uncovering something so surprising ...

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

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 thick, mineral-rich layers of clay found on Mars suggest that the Red Planet harbored potentially life-hosting ...

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

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

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

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

UChicago-led analysis of Mars Science Laboratory Curiosity rover data may explain why planet was likely harsh desert for most ...

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