Research is identifying alternative methods to the polygraph, but some doubt whether true lie detection is possible.

Growing up in the shadow of the Federal Law Enforcement Training Center, Joseph Howard dreamed of becoming a special agent. He enlisted in the military after high school, later worked a Drug ...

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 ...

Federal agencies have stepped up their efforts over the past few weeks to find potential leakers, and some — like the FBI, the Department of Homeland Security and the Department of Defense — are ...

Lara Warmelink does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

The available evidence indicates that in the context of specific-incident investigation and with inexperienced examinees untrained in countermeasures, polygraph tests as currently used have value in ...

Jessica Gabel Cino does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

After Chicago police repeatedly questioned Donny McGee about the murder of his elderly neighbor, a detective on the case asked him to “face the truth” and take a polygraph. McGee was taken to the ...

The polygraph or lie detector test has been in use for over 100 years. It has been heralded as a technological marvel that allows investigators to accurately determine when someone is lying and when ...