Age of first chief's ancient tomb reveals Pacific Islanders invented new kind of society

New dating on the stone buildings of Nan Madol suggests the ancient coral reef capital in the Pacific Ocean was the earliest among the islands to be ruled by a single chief.The pXRF was used on islets across the site of Nan Madol and intensively on the islet of Nandauwas 
[Credit: Mark McCoy]The discovery makes Nan Madol a key locale for studying how ancient human societies evolved from simple societies to more complex...
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