The Lloyd Aquifer is the deepest and oldest of Long Island's aquifers. It is a sand and gravel formation ranging in thickness from zero to five hundred feet. At its deepest, it is 1,800 feet below the surface. The water contained in the Lloyd aquifer is about six thousand years old.
But are they actually admissible in court? Courts don't have to admit lie detector tests, according to a U.S. Supreme Court case that specifies how courts deal with scientific evidence. Instead, individual judges have discretion to decide if a polygraph will be admitted based on certain criteria.
The science behind the lie detector test has been disputed since its creation 90 years ago, so is there any reliable way to tell if someone is lying, asks Dr Geoff Bunn, author of The Truth Machine: A Social History of the Lie Detector.