Can This Marriage Be Saved?

Science  04 Oct 1996:
Vol. 274, Issue 5284, pp. 32
DOI: 10.1126/science.274.5284.32


A decade ago, a linguist, an archaeologist, and a geneticist pooled their evidence and proposed that there are three distinct groups of native Americans, and that each group came over from Asia in a separate migratory wave. But now, as the genetic evidence shifts, the interdisciplinary union is beginning to fray, as researchers from each side grow disenchanted with the others' data.