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Short Wave — What’s In A Kiss? 21 Million Years Of Evolution
Scout ratingSCOUT· 63%8m·2025-11-28·Science

What’s In A Kiss? 21 Million Years Of Evolution

Short Wave

How far back in evolutionary history does kissing go? Through phylogenetic analysis, an international team of scientists found that kissing was likely present in the ancestor of all apes – which lived 21 million years ago. Not only that: They were definitely kissing Neanderthals. The study was published in the journal…

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