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Laughter, sighs and screams reveal unwritten social rules in everyday life

Laughter, sighs and screams reveal unwritten social rules in everyday life
Phys.org Tuesday 06 October 2026, 20:40 UTC 1 min read
Key Points

Alongside words, humans have a treasure trove of nonverbal tools to help express themselves. We chuckle, sigh and gasp to communicate our feelings without uttering a word. What has amazed researchers for ages is how we rarely stop to think about how we know which sound belongs in which situation.

Alongside words, humans have a treasure trove of nonverbal tools to help express themselves. We chuckle, sigh and gasp to communicate our feelings without uttering a word. What has amazed researchers for ages is how we rarely stop to think about how we know which sound belongs in which situation. Could unwritten social rules guide these everyday nonverbal sounds?
Originally published by Phys.org Read original →

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