Development of CSI Sciences By kursenbach Sep 9, 700 First Use of Fingerprints Sep 9, 1001 Lie Detector Test Invented Sep 9, 1302 First Medical Autopsy Sep 9, 1883 Using body temperature to determine time of death Sep 9, 1940 Using dental records Sep 9, 1984 Discovery of DNA testing Sep 9, 1986 Start of DNA profilin Sep 9, 1997 Fingerprint scanning system