New research suggests the first kiss occurred 16.9-21.5 million years ago between ape ancestors in Africa. Scientists ...
The very first kiss likely occurred roughly 21.5 to 16.9 million years ago, before the first appearance of Homo sapiens 300,000 years ago, the study said.
Scientists suggest kissing is much older than humans. Evidence points to ancient primates sharing affectionate mouth-to-mouth ...