Explore the latest discoveries about Mars' ancient carbon cycle revealed by NASA's Curiosity rover in Gale Crater.

For apparently the first time ever, the Curiosity rover on Mars has been spotted mid-drive from orbit, a speck of human presence on the otherwise barren and grayscale landscape. The image ...

Curiosity has been the subject of countless selfies and images taken from space, but has never been photographed from Mars' own orbit. The reconnaissance orbiter, which has been circling Mars ...