Human nature’s dark side helped us spread across the world

New research by an archaeologist at the University of York suggests that betrayals of trust were the missing link in understanding the rapid spread of our own species around the world.

Dr Penny Spikins, of the University’s Department of Archaeology, says that the speed and character of human dispersals changed significantly around 100,000 years ago.

Before then, movement of archaic humans were slow and largely governed by environmental events due to population increases or ecological changes. Afterwards populations spread with remarkable speed and across major environmental barriers.

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