Polygraph tests can supposedly detect when a person is lying. But how can a machine do that, and can we really trust the ...

The Lohagad Fort murder investigation has revived debate over the use of polygraph tests in criminal investigations ...

In this series on the polygraph, I’m reviewing some of the applications and issues of interest to security personnel considering polygraphs as a tool for pre-employment screening and in investigations ...

Timothy Busfield’s polygraph results in his child sexual abuse case might not be the smoking gun he hopes for. Mooney, who is also the Seminar Program Chair for the National Polygraph Association and ...

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 ...

(CNN) — 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 ...

A version of this story appeared in the On Background newsletter from The Washington Times. Click here to receive On Background delivered directly to your inbox each Friday. The Drug Enforcement ...

Stormy Daniels was "truthful about having unprotected vaginal intercourse with Donald Trump in July 2006," according to a polygraph test report from 2011. The report states that the "probability of ...

Pune: The investigation into the murder of businessman Ketan Agarwal has entered a crucial phase, with police seeking to conduct a polygraph test, commonly known as a lie detector test, on the prime ...