A polygraph is commonly known as a lie detector but it’s really just a machine with a number of sensors that measure things like heart rate, breathing rate, galvanic skin response and blood pressure ...

From schlocky daytime TV (Did you cheat on your girlfriend?) to police interrogations (Did you shoot him?), the old-fashioned polygraph is still considered a reliable way to get to the truth by many ...

Most people think polygraphs — also called lie-detector tests — can determine whether you're lying. But the technology has its critics. "The public needs to know that polygraph testing has no ...

Eighty years ago this week, inventor Leonarde Keeler proudly proclaimed his expert testimony before a Wisconsin jury to be “a signal victory for those who believe in scientific crime detection.” One ...

Madagascar's military leader, President Michael Randrianirina, announced Thursday that anyone applying to become a minister ...

Your typical polygraph exam is not like those seen in the movies or on TV. The rules that govern how and when exams are performed are far different from those in Hollywood Questions are formulated ...

A letter penned by House Democrats indicates CISA’s former acting director failed a second polygraph examination during his ...