The polygraph is not a lie detector but rather an instrument that measures a person’s physiological changes to questions posed by the examiner. An elevated physiological response to a particular ...

The Department of Homeland Security has begun performing polygraph tests on employees to determine who might be leaking information to the media about immigration operations, according to four sources ...

The Department of Homeland Security has started giving employees lie detector tests to find out who is leaking details about upcoming immigration raids. The polygraph tests have been taking place for ...

Alex Murdaugh failed a polygraph test administered as part of the plea agreement for the disgraced former attorney's raft of financial crimes, violating the deal, which required his truthfulness, ...

Since ancient times, the art of discerning truth from lies has captivated human curiosity. In our recent book, Pathological Lying: Theory, Research, and Practice, my co-author, Drew Curtis, and I ...