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Ancient mitochondrial DNA (mtDNA) was extracted from the skeleton of a male infant found in association with Clovis artifacts and buried around 12,600 years ago. Analysis showed that the population to which this individual belonged is more closely related to populations from

There is increasing evidence that the genetic changes that underlie speciation may be based on

A process in which natural selection is seen to operate among variant, related species within a single genus, family or order, is called

Clifford Geertz observes that human beings raised in isolation would be

The rise of the Inka state dates to about

The study of the various processes that bones and stones undergo in the course of becoming part of the fossil and archaeological records is called

Compared with Neandertals, anatomically modern human beings

Perhaps the most profound lesson we can learn from the Kiowa experience of Christianity is

The Laetoli footprints

What is the name given to the period of highly elaborate stone-tool traditions in Europe in which blades were important, 40,000–10,300 years ago?