Alibi, in law, a defense made by the accused in a criminal case. The word alibi is Latin for “elsewhere.” The accused tries to establish that at the time the crime was committed he or she was at some place other than where it was committed.
Think you're a good liar? A polygraph might disagree. By monitoring a few physiological signs, these machines know if you're being deceptive, even if you don't have a "tell."
Public enemies threaten the well-being of the populace, committing serial murders, genocide or financial piracy. What 10 public enemies make our list?