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 ...

A seven-hour post-polygraph interrogation by Vermont State Police caused Dennis Duby Jr. to change his story several times regarding the events surrounding Dezirae Sheldon s death, according to a ...

The Department of Homeland Security is responding to reports that Secretary Kristi Noem allegedly warned employees that polygraph tests will be used to combat potential leaks from agency officials ...

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 ...

A recent polygraph test taken in Orange County, Calif., has brought the validity of polygraphs — also called “lie detector tests” — into question. Even though some police departments and ...

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 ...

Utah could soon ban government officials from asking alleged sexual assault victims to undergo a polygraph test — joining a growing list of states that bar the practice. Rep. Angela Romero, D-Salt ...

A judge will allow the defense to introduce an Oregon teen’s polygraph results at trial that indicate he never intended to carry out an alleged bombing and mass shooting plot at a Washington mall.