Ideology of forensic science in present day crimes
Forensic scientists first covers the tests and examination on the physical evidences of the crime scene where the physical evidences includes things like blood, hair, clothes, fibers, glass or cups and finger prints. Every item is analyzed depending upon the nature of crime and the evidences. Then they check for the psychological evidences where the carry our brain mapping and lie tests on the criminals to understand the psychology or psychiatry of the criminals. This assists them to create a profile on the criminal and the legal bodies or police can act accordingly to nab the criminals. Some places forensic experts go to an extent to get verbal evidences of the criminals. This is something like getting the information about suspects from the witness. Eye witness revealed facts are most reliable records which are reconciled with the physical evidences to read the crime scene.
When relevant information is scrutinized then whole crime scene is reconstructed to ascertain the when and where the crime committed and what weapon was used to commit the crime. When whole scene is reconstructed then locating and identifying the criminal becomes easy on the bases of the blood semen or hair to get the DNA test or fingerprint test which are matched with the available criminal data base.
Forensic science enables to build a link between a suspect and the victims. Forensic indicate the use of science and technology for investigating or collecting robust evidences or facts collectively in court or for a public debate. Forensic science is useful in most of the typical crimes where scope of evidences is almost negligible. Some of the common crimes are murder, robbery, thefts, kidnapping and rape cases which utilizes the forensic evidences to get the findings.
Forensic investigation mainly starts from the process to collect information by interviews, retrieving evidences and preparing date base of the same. Preparation of such data base demands analysis of information and evidencing. Forensic investigators works in different phases to cover the testing in concerned area like several tests, physical examination includes routine checkups, saliva test, DNA Test. Saliva & DNA tests has became a glorified ways to identify the criminal. Age can be determined by the same procedure or by taking DNA samples which may even include a piece of hair to identify current age of the criminal. Forensic experts gather and encapsulate all the physical or chemical evidences of the crime scene. The above mentioned points are leading a successful investigation, as teenagers are mostly getting in the juvenile crimes. Teenagers are not much aware of the seriousness of the crimes and have a conception that they can`t be caught when they succeed in removing all the evidences of the crimes.
Private investigations are the solution of the present days serious and heinous crimes by using forensic science have the long way to go. The better use of modern scientific labs and latest technology machines are utilized optimum to reveal the accurate and speedy results. It is just impossible that any crime of present day have an escape from the forensic investigation. It's a comprehensive and ideal way to track out the present day crimes and criminals.