Evolution's Odd Couple: Biology and Culture

It was the world's first murder. The ape-man exultantly threw his club (actually the leg bone of a zebra) into the air, and, as it spun, it morphed into an orbiting space station. In this stunning image from 2001: A Space Odyssey, millions of moviegoers saw the human dilemma in microcosm. We are unmistakably animals, yet we also behave in ways that transcend the merely organic. Ape-men all, we are the products of biological evolution -- a Darwinian process that is both slow and altogether