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

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

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, ...

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 ...

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 ...

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

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

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