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 ...

A recent polygraph test taken in Orange County, Calif., has brought the validity of polygraphs — also called “lie detector tests” — into question. Even though some police departments and ...

The White House has put a stop to Defense Secretary Pete Hegseth’s alleged use of polygraph tests in an attempt to root out leakers to the press, according to a new report. As Hegseth became embroiled ...

A study finds polygraph testing of sex offenders in New Jersey can help detect problem behavior and improve public safety. A study finds polygraph testing of sex offenders in New Jersey can help ...

Even if polygraph tests are not accurate, the threat of a test can serve as a deterrent or as an interrogation tool to elicit admissions. Leonard Saxe is a professor of Contemporary Jewish Studies and ...

(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 ...