ARE ATHEISTS/LIBERALS SMARTER AND SEXIER?

Maggie Koerth-Baker for National Geographic News

Your apelike ancestors probably aren't top of mind when you enter the polling booth. But a new study suggests that human evolution may have a big influence on whether you're liberal or conservative—not to mention how smart you are, whether you believe in God, or whether you've got a cheatin' heart.

READ: NATIONALGEOGRAPHIC.COM