Forensic Science Timeline By ayyyyylmaooooo Jan 1, 1248 First Forensic science book Published by the Chinese Jan 1, 1784 Physical Evidence used in case Jan 1, 1880 Fingerprints found to be unique Jan 1, 1909 First Forensic Science school created Jan 1, 1912 Guns are discovered to be unique Jan 1, 1960 First Voice recording used in criminal case Jan 1, 1967 First national crime system Jan 1, 1974 Advances in gun residue detection Jan 1, 1984 Unique DNA Fingerprint ID Jan 1, 1996 DNA evidence certified by National Acadmey of Sciences