Karl Sander’s disputed polygraph test has been declared invalid after serious examiner errors emerged at the Madlanga Commission, raising questions about how lie detector tests work.

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 ...

WASHINGTON – The federal government should not rely on polygraph examinations for screening prospective or current employees to identify spies or other national-security risks because the test results ...

Polygraph exams are commonly called "lie-detector tests" but experts say that's not true. The FBI and other agencies are using polygraphs to find leakers. But do they work? Federal agencies have ...

The order came nearly 16 months after Ghosalkar was shot dead during a Facebook Live session at the office of businessman ...

The Madlanga Commission of Inquiry reveals serious errors in polygraph tests of KwaZulu-Natal Hawks officers involved in a R200 million cocaine theft, leading to emotional testimonies and questions ...

Nearly half of new US Customs and Border Protection recruits are failing mandatory polygraph tests, causing a crisis in the agency which is struggling to replace thousands of agents who are scheduled ...

After 15 years of speculation surrounding Gary Coleman’s death, his ex-wife, Shannon Price, took a polygraph test in attempt to defend her innocence. But when Price was questioned on the details of ...

When you think of polygraph examinations, crime comes to mind. But the tests are being used to fish out potential cheaters in a Connecticut-based bluefish tournament. Stream Connecticut News for free, ...