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Oldest human in the Americas discovered in the Yucatan

New genetic evidence supports the hypothesis that the first people in the Americas all came from northeast Asia by crossing a land bridge known as Beringia. When sea levels rose after the last ice age the land bridge disappeared.
New genetic evidence supports the hypothesis that the first people in the Americas all came from northeast Asia by crossing a land bridge known as Beringia. When sea levels rose after the last ice age the land bridge disappeared.
Credit: Julie McMahon Usage Restrictions: Credit required: Julie McMahon.
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