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Fingerprints found to be unique
Henry Faulds and William James Herschel publish a paper describing the uniqueness of fingerprints. Francis Galton, a scientist, presented what they found to the court. -
Fingerprint ID used in crime
Juan Vucetich, an Argentinean police officer, is the first to use fingerprints as evidence in a murder investigation. -
Forensic School
Rodolphe Archibald Reiss made the first forensic school in Switzerland. -
Guns
Victor Balthazard realizes that tools used to make gun barrels never leave the same markings. Individual gun barrels leave marks that can be traced and identified to a unique bullet. -
Crime Lab
First police crime lab was built in Los Angeles. -
Lie Detection
Prototype polygraph was made by John Larson in 1921 but then later used in police stations in 1930 -
DNA
DNA fingerprinting techniques developed by Sir Alec Jeffreys. -
4 second dental match
Japanese researchers develop a dental x-ray matching system that can match dental x-rays in a database in less than 4 secs -
Facial sketches matched to photos
Michigan state university makes a software that matches hand-drawn facial sketches to mug shots in databases. -
First national crime system
FBI established the National Crime Information Center which is a filing system in the computer for people's crimes
