Curiosity Mars Rover

Daytime temperatures have climbed above freezing during more than half of Curiosity's days on Mars.

NASA's Curiosity rover has found some interesting organic compounds that may be signs of ancient Mars life, but much more work is needed to vet that hypothesis.

NASA's Curiosity rover snapped a stunning new selfie surrounded by expansive, rocky terrain on Mars.

New images snapped by NASA's Curiosity rover showcase the stunning, expansive landscape of Mars.

NASA plans to pause most of its Martian work in October for safety reasons associated with the Red Planet's position in space.

NASA's Mars rover Curiosity has rolled into a patch of ground that could shed considerable light on the Red Planet's climate history.

Mars' Gale Crater may not have been so wet after all, a new study suggests.

Since touching down on Aug. 5, 2012, Curiosity has been helping scientists better understand Mars' past habitability and how the planet has changed over time.

Scientists now seem to understand why the gas has been detected at ground level on Mars but not higher up in the air.

It might look like a postcard from Arizona, but this snapshot shows something much more exotic: the planet Mars, as seen by NASA's Curiosity rover.