Live Science reports that a 4,400-year-old settlement site has been discovered in western Saudi Arabia by a team of researchers led by Guillaume Charloux of the French National Center for Scientific Research. The settlement was made up of a central district, a residential district, and protective ramparts measuring about nine miles long. Such Bronze Age settlements in Saudi Arabia tended to be smaller than those found in Mesopotamia and Egypt, Charloux said. "These were small towns connected to networks of monumental ramparts surrounding the large local oases," he explained. This small town, dubbed al-Natah, is estimated to have been home...