Eighty years ago this week, inventor Leonarde Keeler proudly proclaimed his expert testimony before a Wisconsin jury to be “a signal victory for those who believe in scientific crime detection.” One ...

The federal polygraph training academy, known as the National Center for Credibility Assessment, says it has operated in the unclassified domain for virtually its entire existence. The academy, ...

King County Sheriff John Urquhart’s chief of staff failed a polygraph test required for his employment in 2012 and shouldn’t have been hired, a detective who reviewed the test results later concluded.

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 ...

The polygraph examination is a key component of the security clearance process for individuals seeking access to classified information in sensitive government positions, usually within the ...

Getting your Trinity Audio player ready... Colorado has spent more than $5 million to administer polygraphs on convicted sex offenders over the last seven years despite concerns that the tests are so ...