Every Time You Laugh, You're Echoing a Sound That's 15 Million Years Old

A new study found human laughter shares a 15-million-year-old rhythm with great apes, offering fresh clues about the ...

Humans and apes share a laughter rhythm that dates back 15 million years, study finds

Laughter feels deeply human. It appears in conversations, family gatherings, awkward moments and bursts of joy. Yet the roots of that familiar sound stretch much further back than human history itself ...

Could your laugh be a 15-million-year-old echo that helped shape human speech? Great ape laughter offers surprising clues

Your laughter might be older than you think! A new study reveals that the rhythmic pattern of human laughter has remained ...
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Great ape laughter preserves a 15-million-year link to human speech

Great apes and humans all laugh with a steady, even rhythm, and a new study finds it has barely changed in 15 million years.
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Laughter: Doctor’s orders? ‘Belly laugh at least two to five days a week’

Melanin Bee curves her spine like a stretching cat as she lets out a maniacal, forced laugh. The quick-fire pattern of manufactured giggles —”oh, hoo hoo hoo, eeh, ha ha ha”— soon ripples into genuine ...