Swearing, cursing, cussing... giving somebody the finger. It’s kind of ubiquitous these days, but it’s been around for thousands of years. And now researchers say yelling out a favorite four-letter word can even lower your blood pressure. But where in the &^%* did it all start, and how has it evolved?

The Backstory: What Do O.J. Simpson and Lizzie Borden Have in Common?
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The Backstory: The Origin of the Most Famous Tongue in Rock and Roll
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The Backstory: The Real Life Painful Origin of Barney Fife
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