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NASA's Curiosity rover struggles to remove rock that got stuck on its robotic arm for nearly a week

New footage shows NASA's Curiosity rover tilting, rotating and vibrating its robotic arm as mission scientists tried to ...

Watch NASA’s Curiosity Rover Struggle to Break Loose From a Rock on Mars

It’s tough being a robot trekking along the dry, arid terrain of another planet with no humans around. NASA’s Curiosity rover ...