Replies

"A European contribution to Native American ancestry could explain two longstanding puzzles about the people’s origins. One is that many ancient Native American skulls, including that of the well-known Kennewick man, look very different from those of the present day population. Another is that one of the five mitochondrial DNA lineages found in Native Americans, the lineage known as X, also occurs in Europeans. One explanation is that Europeans managed to cross the Atlantic in small boats some 20,000 years ago and joined the Native Americans from Siberia."

Vintage Skulls

"Paleoindian specialist Kenneth Tankersley believes archaeology is only beginning to scratch the surface of the debate. "Variation in the languages and DNA of American Indians not only suggests there were multiple migrations from a number of different homelands, but they imply that the first wave of people arrived in the Americas more than 30,000 years ago. This suggests archaeologists should be looking in older geological strata." "