Major events in the Development of CSI Sciences By Mercedezzrogers 300 First Forensics Fingerprints are used on clay tablets for business transaction. Jan 1, 700 First use of fingerprints Jan 1, 750 FIrst lie detector Jan 1, 1235 Learning to find murder Jan 1, 1235 Learning to find murder weapons Jan 1, 1302 First medical autopsy Jan 1, 1800 Time of death Jan 1, 1835 Bullet comparison Jan 1, 1839 Detecting sperm Jan 1, 1863 Body tempature to determine death Jan 1, 1880 DNA discovery Jan 1, 1883 Ballistic Test Jan 1, 1901 Different blood groups Jan 1, 1921 Portable polygraph Jan 1, 1932 FBI crime lab Jan 1, 1954 Breathalyzer test Jan 1, 1960 FBI Jan 1, 1983 Different DNA strands