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 has been weaponized and is being used against individuals who have never had a polygraph requirement, whether pre-employment or security, in their entire federal careers,” said Mark ...

CLEVELAND, Ohio - In Hollywood, polygraph machines help dogged detectives sort through the lies and get to the truth. For Northeast Ohio law enforcement agencies, the reality is much different. Many ...

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The polygraph is not a lie detector but rather an instrument that measures a person’s physiological changes to questions posed by the examiner. An elevated physiological response to a particular ...

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 ...

Malfunctions in polygraph equipment operated by the Pasco County Sheriff's Office date to July 1990, according to records released by sheriff's officials Thursday. The records, released at the request ...

Republican Sen. John Kennedy of Louisiana sarcastically remarked during a Saturday night appearance on Fox News that Vice President Kamala Harris could cause a polygraph machine to blow up by simply ...

A version of this story appeared in CNN’s What Matters newsletter. To get it in your inbox, sign up for free here. When President Ronald Reagan’s White House threatened thousands of government ...