The witch trials of the 1600's cost many women thier lives. It was believed that these women were possessed by the devil. During their trials, witnesses would testify that they seen actions and heard sounds consistent with that of a possessed person. They would be sentenced to death and executed before the cheers of the town. For hundreds of years, eye witness testimony has been the most reliable form of proof ever offered in a court of law. After all, seeing is believing; or is it? In the 1940's, Jim Watson, then a graduate student, discovered the existence of DNA and in the 1980's, Watson...