Are we really living in a post-truth era? Understanding the psychology of belief can help us think more clearly and act more ...

Science is on the defensive. Half of Americans reject the theory of evolution and "Intelligent Design" campaigns are gaining ground. Classroom by classroom, creationism is overthrowing biology.

"Even paranoids have real enemies," said the poet Delmore Schwartz, who was both clinically paranoid and definitely on to something, according to today's guest: Michael Shermer, the founder of Skeptic ...