agriculture

Why are humans evolving to lack their wisdom teeth?

The frequency of M3 agenesis varies greatly among human populations. It may have to do with agricultural diets, but anthropologists aren't sure.

Dec 3, 2016 •

Growing genetic data suggest a two-phase model for prehistoric population expansions in Africa

I describe results from two papers of African genetic variation, which show that the population growth from agriculture followed an earlier demographic…

May 23, 2011 •

Our new paper on why human evolution accelerated

I run through our 2007 work on evidence for recent natural selection across the human genome.

Dec 12, 2007 •

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