John Grotzinger is NASA Curiosity Rover Chief Scientist at the California Institute of Technology in Pasadena, California.
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Does Mars Have What It Takes to Support Life?
NASA’s Curiosity rover finds evidence of methane and organics on the Red Planet.
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With ‘Terror’ in the Past, Mars Scientists Plan for Exploration Ahead
Mars Science Laboratory project scientist John Grotzinger describes plans for the Curiosity rover, now in Gale Crater on Mars.