The polygraph or lie detector test has been in use for over 100 years. It has been heralded as a technological marvel that allows investigators to accurately determine when someone is lying and when ...

Although polygraph tests involving national security are supposed to be about a handful of questions involving espionage, Zelicoff said the tests take hours: "In each and every test, what happens is ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...