How NASA Mars Lander's 'Steampunk' Claw Will Work (Video)

How NASA Mars Lander's 'Steampunk' Claw Will Work (Video)  Space.com Scientists home in on landing site for the next Mars rover  Science Magazine NASA Prepares to Select Landing Site for Mars Life Detection Mission  SETI Institute Double the fun: Mars scientists push NASA to send rock-harvesting rover to two sites  Nature.comFull coverage

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