Mars Science Laboratory (MSL) mission members work in the data processing room beside Mission Control at the Jet Propulsion Laboratory (JPL) in Pasadena, California, on August 2, 2012 ahead of the landing of the Mars rover Curiosity. NASA said Thursday all was well ahead of its nail-biting mission to Mars, with its most advanced robotic rover poised to hunt for clues about past life and water on Earth's nearest planetary neighbor. (Photo by Robyn Beck/AFP)
