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Thursday, April 12, 2018

Sweet potato history casts doubt on early contact between Polynesia and the Americas

https://ift.tt/eA8V8J New evidence shows that sweet potatoes arose before there were any humans around to eat them. The findings also suggest that the sweet potato crossed the ocean from America to Polynesia without any help from people. The discovery raises doubts about the existence of pre-Columbian contacts between Polynesia and the American continent.

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