Brain-imaging modern people making Stone Age tools hints at evolution of human intelligence
- Written by Shelby Putt, Postdoctoral Research Fellow, The Stone Age Institute and The Center for Research into the Anthropological Foundations of Technology, Indiana University
The stone flakes are flying, but what brain regions are firing?Shelby S. Putt, CC BY-NDHow did humans get to be so smart, and when did this happen? To untangle this question, we need to know more about the intelligence of our human ancestors who lived 1.8 million years ago. It was at this point in time that a new type of stone tool hit the scene...

