Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. The polygraph, historian Ken Adler wrote, has long been treated as ...

The Federal Bureau of Investigation (FBI) has found itself embroiled in a rather odd situation involving polygraph tests. In April, it confirmed to NPR that it was using these tests to catch personnel ...

Attorneys for Christine Blasey Ford, the woman who’s accused Supreme Court justice nominee Brett Kavanaugh of sexual assault, released the results of a polygraph test focused on the decades-old ...

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 ...

From schlocky daytime TV (Did you cheat on your girlfriend?) to police interrogations (Did you shoot him?), the old-fashioned polygraph is still considered a reliable way to get to the truth by many ...

The Department of Homeland Security is responding to reports that Secretary Kristi Noem allegedly warned employees that polygraph tests will be used to combat potential leaks from agency officials ...