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A Robot, Moved by the Mind

A Robot, Moved by the Mind

A team of scientists has developed a robotic arm that responds to commands from peoples’ minds, raising hopes that the technology could be use to help people who are paralyzed. One test subject, Cathy Hutchinson, was able to command the robot arm to give her a drink of coffee through a straw—the first time she has gotten a drink on her own in 15 years …


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