How did forensic science develop?

In 1836, Scottish chemist, James Marsh, did the first application of this forensic science technique. This test was actually used successfully in a murder trial at that time ... The mid-1990s saw the development of other tests to examine saliva, semen, sweat and other body fluids.

The first forensic police laboratory was created in the attic above a court ... Edmond Locard's analysis of particles of dust led him to develop one of the fundamental principles of forensic science