CSI sciences timeline

By Dawsons5
  • 750

    Lie detector

    First Lie Detector
    Erasistratus, an ancient Greek physician, discovers that his patients’ pulse rates increase when they are telling lies. Allegedly the first lie detection test.

  • Time of Death

    CSI scientists began using body temperature to determine a person's time of death.

  • Photography

    First advocation of the use of photography for the identification of criminals and the documentation of evidence and crime scenes.

  • Discovery of DNA

    DNA was found by James watson.

  • Finger printing

    Sir Francis Galton published works on how finger prints work and the potential they have for CSI>

  • Dental records

    Dental records are compared with teeth from corpses to see if they match.

  • Tape lifting

    Max Frei-Sulzer develops the tape lift method of collecting trace evidence.

  • Psychological profiling

    The FBI began using the technique of psychological profiling.

  • DNA testing

    Alec Jeffreys invents the very first DNA test.