NASA’s Mars rover Curiosity, dispatched to look for the chemical ingredients and environments for microbial life, has found hints of carbon, though whether this building block for life on Earth

NASA’s Mars Science Laboratory mission is the most ambitious, complex mission in the history of robotic space exploration. On August 5/6, 2012, the mission will set down a large, mobile

NASA’s new Mars rover is heading for a risky do-or-die touchdown next month to assess conditions for life on the planet, but the U.S. space agency may not know for