RESEARCH ARTICLE A New Chronology for the Bronze Age of Northeastern Thailand and Its Implications for Southeast Asian Prehistory Charles F. W. Higham1*, Katerina Douka2☯, Thomas F. G. Higham2☯ 1 Department of Anthropology and Archaeology, University of Otago, Dunedin, New Zealand, 2 Oxford Radiocarbon Accelerator Unit, Research Laboratory for Archaeology and the History of Art, University of Oxford, Oxford, United Kingdom ☯ These authors contributed equally to this work. *
[email protected] Abstract There are two models for the origins and timing of the Bronze Age in Southeast Asia. The first centres on the sites of Ban Chiang and Non Nok Tha in Northeast Thailand. It places OPEN ACCESS the first evidence for bronze technology in about 2000 B.C., and identifies the origin by means of direct contact with specialists of the Seima Turbino metallurgical tradition of Cen- Citation: Higham CFW, Douka K, Higham TFG (2015) A New Chronology for the Bronze Age of tral Eurasia. The second is based on the site of Ban Non Wat, 280 km southwest of Ban Northeastern Thailand and Its Implications for Chiang, where extensive radiocarbon dating places the transition into the Bronze Age in the Southeast Asian Prehistory. PLoS ONE 10(9): 11th century B.C. with likely origins in a southward expansion of technological expertise e0137542. doi:10.1371/journal.pone.0137542 rooted in the early states of the Yellow and Yangtze valleys, China. We have redated Ban Editor: John P. Hart, New York State Museum, Chiang and Non Nok Tha, as well as the sites of Ban Na Di and Ban Lum Khao, and here UNITED STATES present 105 radiocarbon determinations that strongly support the latter model.