Mars Rover: How a Self-Portrait Captured the Power of Curiosity

Weighing as much as a small car a rover named Curiosity rolls quietly around Mars. Scientific instruments pack its body and cluster at the end of a mechanical arm. To the many NASA workers involved in Curiosity’s mission on Mars the rover is not simple a robot but an astronaut bravely exploring an alien place. As it roams and explores Curiosity could help answer the exciting question Did the water on the planet’s surface ever harbor life