Mars rover will use drill that could affect its mission

12/10/2012 | Space.com

Engineers are working on a solution to concerns that a rapidly spinning percussive drill on NASA's Curiosity rover on Mars could cause an electrical short that could damage its entire structure. "It's almost like the drill grabs the rover and shakes the whole thing electronically," said Rob Manning, Curiosity chief engineer. The team discovered the problem too late in the project to rebuild the drill, but put in an extra series of wires that could temporarily protect the rover's power bus.

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