A rock on Mars spilled a surprising yellow treasure after Curiosity accidentally cracked through its unremarkable exterior.

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

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, ...

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

UChicago-led analysis of Mars Science Laboratory Curiosity rover data may explain why planet was likely harsh desert for most ...

NASA’s Curiosity rover has begun drilling into a mysterious terrain on Mars that could reshape our understanding of the ...

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