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 ...

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

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.

See Rocket Lab's "proposed mission architecture" for a Mars sample return mission in this animation. Credit: Rocket Lab ...

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

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'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 ...