The tritone has been blamed for chaos, banned by choirs, and embraced by metalheads. Here’s what the 'devil's interval' really does to your brain. Black Sabbath performs during their Heaven and Hell ...

Cognitive dissonance is a psychological term that describes the discomfort you feel when your beliefs don’t line up with your actions. Or it could refer to the tension of holding two conflicting ...

The author's favorite celebrities made smoking seem cool. Source: Public Domain/Wikimedia Commons Have you ever wanted to do something that you knew was bad for you? I once wanted to smoke cigarettes.

"We can be blind to the obvious, and we are also blind to our blindness." –Daniel Kahneman Cognitive dissonance, a psychological phenomenon first identified by Leon Festinger in 1957, refers to the ...