A Wild Theory Suggests Kissing Started as Ape Grooming — and the Science Is Fascinating
Could kissing be a relic from our ancestors' grooming practices? A new study explores the origins.
Could kissing be a relic from our ancestors' grooming practices? A new study explores the origins.
Humans and other apes are tail-less due to a peculiar 'jumping gene', which used to be considered 'junk DNA'.
Some lucky ape-like ancestor got it 20 million years ago.