Snakes and how they helped our big brains evolve

The threat of snakes gave primates superior vision and large brains -- and fueled a critical aspect of human evolution, UC Davis anthropology professor Lynne Isbell argues in a new book.

3-year-olds get the point

Dogs and small children who share similar social environments appear to understand human gestures in comparable ways, according to Gabriella Lakatos from Eötvös University in Budapest, Hungary, and her team. Looking at ...

Material success and social failure?

It is common knowledge that in rich societies the poor have shorter lives and suffer more from almost every social problem. Likewise, large inequalities of income are often regarded as divisive and corrosive.

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