It turns out that Pinocchio was wrong - your nose doesn't grow when you lie, it actually gets colder and shrinks.
A man who claims to be from the future is subjected to a lie detector test in a rather dubious new video.
Audio clips of astronauts talking about their experiences with UFOs have been analyzed for truthfulness.
Researchers have been investigating whether goosebumps could be used as a natural lie detector.
New software able to determine if someone is lying by analysing words has been used on Roswell witnesses.
A new study has claimed that the most effective way to determine whether someone is a liar is not to use a polygraph lie...