Criminal Forensics

 Forensic scientists collect, prekserve, and analyze scientific evidence during the course of an investigation. While some forensic scientists visit the scene of the crime to gather the evidence themselves, others occupy a laboratory role, performing analysis on objects delivered to them by other individuals. In addition to their laboratory role, forensic scientists testify as expert witnesses in both criminal and civil cases and may work for either the prosecution or the defense. While any field could technically be forensic, certain sections have developed over time to encompass the bulk of forensically related cases.Forensic science may be a combination of two different Latin words: forensis and science. the previous , forensic, relates to a discussion or examination performed publicly . Because trials within the ancient world were typically held publicly , it carries a robust judicial connotation. The second is science, which springs from the Latin word for 'knowledge' and is today closely tied to the methodology , a scientific way of acquiring knowledge. Taken together, then, forensic science are often seen because the use of the scientific methods and processes in crime solving.A Fingerprint Bureau was established in Calcutta (Kolkata), India, in 1897, after the Council of the governor approved a committee report that fingerprints should be used for the classification of criminal records. Working within the Calcutta Anthropometric Bureau, before it became the Fingerprint Bureau