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Public Release: 8-May-2017 Indiana University IMAGE: This is Shelby S. Putt. Credit: University of Iowa By using highly advanced brain imaging technology to observe modern humans crafting ancient tools, an Indiana University neuroarchaeologist has found evidence that human-like ways of thinking may have emerged as early as 1.8 million years ago. The results,…
The brain networks we rely on for complex tasks were likely evolving around 1.8 million years ago allowing our ancestors to make the tools needed to take advantage of energy-dense foods.
Archaeologists in Kenya have dug up some of the oldest stone tools ever found, but who used them is a mystery. In the past, scientists assumed that our direct ancestors were the only toolmakers.