"For decades, two competing models of human evolution have dominated the field. One claims that H. sapiensevolved in a single place, Africa, and left that continent only fairly recently; the other suggests that our species evolved in multiple regions across both Africa and Eurasia.
While debate between proponents of the two models rages on, there’s one big problem: Researchers keep finding fossil and genomic evidence that don’t fit either model."
It's Time For a New Model of Human Evolution