I'm officially a bad liar. With a blood pressure cuff pumped tight around my arm, straps around my chest monitoring my breathing, and sensors on my fingers to pick up any traces of sweat, veteran ...

Just how easy is it to trick a polygraph? Tiffanie Wen tries for herself. “Polygraphy is not a game,” Eran Gazit, cofounder of the Gazit Polygraph Institute warned when I called about taking a ...

Polygraph testing of sex offenders is making a huge difference in Cumbria, according to the detective in charge. The force has carried out about 50 so-called lie detector tests since starting to use ...