How our collective intelligence has helped us to evolve and prosper Humans are a puzzling species. On the one hand, we struggle to survive on our own in the wil

What separates modern humans from our primate cousins—are we a mere blink in the march of evolution, or does human culture represent the definitive evolutiona

The Arthur M. Sackler Colloquia of the National Academy of Sciences address scientific topics of broad and current interest, cutting across the boundaries of tr

A fascinating, far-reaching study of how our species' innate capacity for culture altered the course of our social and evolutionary history. A unique trait of t

Humans are a striking anomaly in the natural world. While we are similar to other mammals in many ways, our behavior sets us apart. Our unparalleled ability to