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Scientists Say We Need Softer Robots

Today’s robots are mostly hard, rigid machines, with sharp edges and forceful movements. But a group of researchers at Carnegie Mellon University says robots, especially those that interact with people, should be softer and therefore safer. Many of today’s robots resemble people — some only in parts while some are almost life-like. Others look like animals, from insects and fish to snakes and birds. But most of them are hard-surfaced machines, designed to do heavy-duty...

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