Much like Pinocchio, your nose could reveal that you're lying, though unlike the beloved character, your nose will heat up instead of growing longer when you tell a fib, new research claims.
Psychology researchers from the University of Granada in Spain used thermography to study the temperature ofpeople's faces in experiments. They said they found a jump in the temperature around the nose and in the orbital muscle in the inner corner of the eye during lying. They also found that face temperature drops for people performing a difficult mental task and rises for people experiencing high anxiety.
Source: Live Science. Read full article. (link)