It has previously been assumed that proximity to resources drives settlement patterns, with cities generally founded near water and fertile land for growing crops.
More than a thousand years ago, people from across the Southeast regularly traveled to a small island on Florida's Gulf Coast to bond over oysters, likely as a means of coping with climate change and social upheaval.
Small populations, inbreeding, and random demographic fluctuations could have been enough to cause Neanderthal extinction, according to a study published by Krist Vaesen from Eindhoven University of Technology, the Netherlands, and colleagues.
A new international study indicates that Neandertals and early modern humans probably had very similar diets, contradicting the assumption that Neandertals died out because their diet was insufficiently varied.