Was life possible on Mars? Curiosity's on a one-year trek to find out.

Last August, NASA landed Curiosity on the surface of Mars. Now, after almost one year of preliminary investigations, the most scientifically capable rover in history has its sights set on its primary scientific target, Mount Sharp – a three-mile-high peak at the center of Gale Crater. » 7/09/13 12:29pm 7/09/13 12:29pm