Adam Ruins Everything: Season 1, Episode 4 - ProjectFreeTV

1 - 4: Adam Ruins Forensic Science

Adam uncovers the scary truth behind unreliable methods that are commonly used to build evidence in criminal cases. He explains why polygraph machines are pseudoscientific hokum, demonstrates why your memories cannot be trusted, and exposes the flaws of forensic sciences like fingerprinting, hair strand matches and bite mark analysis - which often send innocent people to jail.