Mother Teresa was the very embodiment of saintliness: white-clad, sad-eyed, ascetic and often photographed with the wretched of the earth.

Since violence is largely a male pastime, cultures that empower women tend to move away from the glorification of violence and are less likely to breed dangerous subcultures of rootless young men.

Evolution is an indispensable component of any satisfying explanation of our psychology.

If the cartoon were completely accurate, though, life would be a cacophany of spoinks.

Thinking is a physical process, the human brain is not exempt from evolution

There's a misconception that survival of the fittest means survival of the most aggressive. The adjective 'Darwinian' used to refer to ruthless competition; you used to read that in business journals. But that's not what Darwinian means to a biologist; it's whatever leads to reproductive success.

We are visual creatures. Visual things stay put, whereas sounds fade.