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Early humans settled eastern Asia in two waves rather than just one, say two genetic studies that weigh in on a long-running debate among experts trying to trace the migrations of early humans.
Scientists have recovered the DNA code of a human relative recently discovered in Siberia, and it delivered a surprise: This relative roamed far from the cave that holds its only known remains.
Scientists have recovered the DNA code of a human relative recently discovered in Siberia, and it delivered a surprise: This relative roamed far from the cave that holds its only known remains.
But with the data so far, the idea that Denisovans themselves ranged that far is "an excellent hypothesis," he said.
Todd Disotell, an anthropology professor at New York University, said both studies provide good evidence for two ancient waves of immigration.
