Dust devils on Mars could be crackling with electric currents, according to a new study — and scientists are a little ...

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

Mars, a planet once capable of sustaining liquid water and harboring flowing rivers, today stands as a frozen desert. For ...

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 ...

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

Curiosity finds strange boxwork ridges on Mars that hint at ancient underground water. Scientists are now drilling for ...

Martian dust devils may spark with electricity, potentially zapping rovers. New models show that charged dust could interfere ...

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

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

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

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