03/05/2017

Early culture shaped by migration and population growth

Something odd happened in the transition from the Middle to the Upper Paleolithic, around 50,000 years ago. Modern humans and their immediate ancestors had been using tools for a few million years prior, but the repertoire ...

Fantastic fruit flies and where to find them

Fruit flies are no griffins, but they are more beautiful and varied than one might think. Biologists detail them in a field guide for the Midwest and Northeast.

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