"We ought not to have separate rules for separate people about polygraphs, we've got to stick with the structure," Dan Meyer said.

Can a machine ever really know that someone is lying? Since more than a century ago, the polygraph has been making that very claim its scribbled pens and electronic traces proclaiming to expose ...

Polygraphs are widely viewed as unreliable indicators of lies, despite the Trump administration’s increasing reliance on the tool to weed out agitators in the federal government. Popularly known as ...

Polygraphs chart out blood pressure, breathing rate and sweat production to help an examiner determine whether a subject may be lying. The LX4000, produced by Lafayette Instrument, displays both raw ...

Following a series of high-profile terrorist attacks in London and elsewhere in the UK, the British government has announced that they intend to introduce polygraph tests (also known as lie detector ...