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?

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

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

NASA's Curiosity rover has discovered carbonate-rich rocks on Mars, offering insights into the planet's past and possibly explaining why life has never been found there.

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

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

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

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

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

New research shows how Mars may have undone its own habitability, while Earth stayed stable enough to support life.