The Federal Bureau of Investigation (FBI) has found itself embroiled in a rather odd situation involving polygraph tests. In April, it confirmed to NPR that it was using these tests to catch personnel ...

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 ...

“And you might not even catch the culprit — there’s no evidence to suggest that an actual lie detector is even scientifically possible,” he told me in an email. Polygraphs were kept for public service ...