Scientists Think They’ve Uncovered the 15-Million-Year-Old Origin of Laughter
Culture Index
Score Breakdown
Relevance
3/25
Freshness
25/25
Authority
18/20
Brand Signal
6/15
Depth
3/15
5-Axis Cultural Radar
Recordings of laughter from humans and other great apes suggest that the distinctive rhythm of "ha ha ha" emerged in a common ancestor that lived at least 15 million years ago.
