Curiosity captures the Red Planet in all its glory.
The intrepid robot took time from drilling to capture this unforgettable image.
Even the tiniest visual anomaly on Mars sends Earthlings reeling in imaginative speculation. In the past few years, cameras we've sent to Mars have turned up "Martians" of every variety: iguanas, rats, turtles, squirrels, Yetis, humanoid faces, and an entire alien base camp and mothership.
Hollywood is in the midst of a science-fiction boom, yet few of its sci-fi movies are based on real science. That's a shame, because the scientific discoveries emerging from NASA these days are as exciting as any Hollywood blockbuster.