The CIA, the FBI and other federal agencies are using polygraph machines more than ever to screen applicants and hunt for lawbreakers, even as scientists have become more certain that the equipment is ...

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 ...

In the age of retina scans and other biometric technology, it seems a bit anachronistic that the FBI and CIA are increasingly relying on the ancient polygraph test as an investigatory tool, but indeed ...

The National Security Agency denied a top-secret clearance to David Vermette this year after two polygraph tests. But the computer programmer still has access to sensitive, classified information -- ...

Gary Coleman’s ex-wife, Shannon Price, took a polygraph test about the late actor’s fatal fall — and the test administrator wasn’t impressed with her results. “The [polygraph] recording is 100 percent ...