How Do We Know What We Know? And Do We Really Know What We Know?

Given the increasing shrillness of debates about religion in the public square and in the schools, and over what children should be taught about evolution in the public schools, last night's Nightline debate among several leading thinkers (including Deepak Chopra and Michael Shermer) on religion, philosophy, and science was of interest. Here's a link to the debate if you'd like to hear it again or if you'd like to hear it for the first time.