http://www.gizmag.co.uk/go/4865/
"The widespread use of lie-detection technology is approaching and the chances are the first you'll encounter it will be at an airport. While the fabled polygraph remains in use today, it is nowhere near as accurate as modern voice analysis techniques which are so accurate they are now being used in anti-terrorism and law enforcement, reporting on the veracity of verbal statements with an accuracy of better than 95%. "
