" You're not helping my case," Grande replied, seemingly fed up with the subject. "The truth is, I don’t give a rat’s a--!

I’m worried about Earth, goddammit!” the pop star exclaimed on her return to the Vanity Fair lie-detector test after ...

When President Ronald Reagan’s White House threatened thousands of government officials with polygraph exams, supposedly to protect classified data (but probably also to control press leaks), his ...

When you sit in front of a lie detector machine, you quickly realise how easy it is to tell fact from fiction. The machine, which is pre-loaded with questions from the one seeking the truth ...

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 ...

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 ...

Leonarde and Katherine Keeler pose with the Keeler Polygraph machine, 1935. Courtesy Everett Collection. This article is the first in a series called A Thousand Words, where we feature an interesting ...