Experiments reveal why human-like robots elicit uncanny feelings

Androids, or robots with humanlike features, are often more appealing to people than those that resemble machines—but only up to a certain point. Many people experience an uneasy feeling in response to robots that are nearly lifelike, and yet somehow not quite “right.” The feeling of affinity can plunge into one of repulsion as a robot’s human likeness increases, a zone known as “the uncanny valley.”

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