The World’s First Kiss Happened as Far Back as 21 Million Years Ago — Well Before the Existence of Humans, Study Suggests

A peer-reviewed study published in the 'Journal of the Human Behavior and Evolution Society' suggested that the world’s first ...

Why do we kiss? New research finds the answer goes back 21 million years

Kissing could be 21 million years old. NPR's Ayesha Rascoe speaks to Matilda Brindle an evolutionary biologist from Oxford University about the origins of smooching.
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First Kiss: Scientists Trace Smooching's Origins In New Study

In the words of Dua Lipa, one kiss is all it took about 21 million years ago. That's roughly when scientists estimate that ...