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Scientists Tickled Gorillas And Found A 15-Million-Year-Old Clue To How Humans Learned Speech

Forbes · Jun 25, 2026, 11:36 PM · Also reported by 2 other sources

A study of 140 laughter sequences found the same rhythmic timing pattern in humans, chimps, gorillas, bonobos and orangutans.

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Scientists Tickled Gorillas And Found A 15-Million-Year-Old Clue To How Humans Learned Speech

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