John Larson's original polygraph, a gift to the Smithsonian from the Berkeley Police Department, where Larson was the first rookie cop with a PhD. Cade Martin In order to catch liars, the ancient ...

The head of a federal agency was reportedly given a polygraph test after an apparent news leak — even though such "lie ...

William Marston falsely claimed to have invented the lie detector test. The truth about his life was a whole lot wilder than that—and led to the invention of the most famous female comic book ...