Evaluation of Criminal Investigation with Time and New Technology

摘要

The main field of criminal investigation is forensic science. This study will demonstrate the history of criminal investigation. Previous kind of controlled confirmation did not start to grow until the 18th and 19th centuries for crime, a time during which much of our modern -day chemistry understanding was just starting to be developed. Then criminal laboratories are mainly developed by agencies which have prospective purpose to criminal investigation or pushed by rising order of casework. This independent agencies increased staff to improve their facility in particular direction. New technology lead forensic scientist with various skills and application to face active participation in criminal justices system. The effect of technology in criminal sciences to prove perfect result to identify criminal. It`s unable to predict correct criminal with the series of body measurements but evaluation of fingerprinting become most accurate and cheap method. Recently addition of DNA profiling and computer forensic start to predict most passable criminal identification, new technology including internet may have big contribution to further development in investigation because their aspects are endless. The aim of this study describes criminal investigation before and now due to addition of new technologies.