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

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

NASA's Perseverance rover is digging deeper into Mars' geologic past as it begins grinding into rock surfaces to expose ...

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

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

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

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

NASA was to supply some critical technologies for the mission, which Europe may not be able to readily replace.

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

NASA's Curiosity rover has snapped its first images of web-like "boxwork" features on the surface of Mars. The zig-zagging ...

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 ...