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Tag: laughter

Infants saw two types of video clips of actors interacting: in one, two women faced and smiled at each other, as if they were friends (A); in another, the two women turned their backs to each other, indicating that they were strangers (B). Credit: Athena Vouloumanos, NYU's Department of Psychology.

Infants can tell friends from strangers just by hearing them laugh

True laughter between the friends is unmistakable even for a five-month-old.

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© 2007-2025 ZME Science - Not exactly rocket science. All Rights Reserved.