Research is identifying alternative methods to the polygraph, but some doubt whether true lie detection is possible.

(NEXSTAR) — A recent polygraph test taken in Orange County, more specifically, on Bravo’s “The Real Housewives of Orange County,” has brought the validity of polygraphs — also called “lie detector ...

Federal agencies have stepped up their efforts over the past few weeks to find potential leakers, and some — like the FBI, the Department of Homeland Security and the Department of Defense — are ...

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 ...

Polygraphs are among several follow-up exams that are considered before hiring, including a drug test and a psychological exam. Members of Peoria's Fire & Police Commission are considering ending the ...

The Department of Homeland Security (DHS) is using polygraph tests to figure out who could be leaking information to news outlets, with some agency officials contending the disclosed information has ...

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