John Callas
Dec. 04, 2009
Free The Rover
NASA scientists are still trying to free the Spirit rover, which has been stuck in Martian soil since April.
mars, rover, spirit, nasa
Apr. 24, 2009
Checking In With the Mars Rovers
Mission managers are investigating unexplained reboots and 'amnesia events' on board the Mars rover Spirit. We'll get an update on the rovers' status.
mars, rovers, spirit, computer, robot
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Michael Pollan Talks Plants and Food
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