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Fingerprints show up on rock carvings and paintings

This is the first evidence that fingerprints exist. This is the grounds for basis of forensic science.

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The first autopsies are completed in Massachusetts.

This event was the beginning of a process that is now widely used throughout forensic science. When a person dies an autopsy is normally carried out.

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Dr. Schreyer devised the first standardized procedure in forensic medicine.

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Italian Giovanni Morgagni founded the science of pathology.

Pathology is known as branch of medicine that deals with the laboratory examination of samples of body tissue for diagnostic or forensic purposes.

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In Manchester, England, John Toms was convicted of murder on the basis of a torn edge of newspaper in a pistol matching a remaining piece in his pocket.

This was one of the first documented uses of physical matching. A technique that is still used today.

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A Belgian physician made
studies of rigor mortis.

Rigor mortis is the stiffness of the body that sets in after a person dies. A person's time of death can be determined by the time that rigor mortis sets in.

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In England fingerprints were first classified by J.E. Purkinje.

Fingerprinting is now more developed but there are different patterns in fingerprints that can determine a person's identity.

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First successful photograph taken.

Photographs are an important aspect of forensic science evidence.

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William Nichol invented the polorizing light microscope.

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Traces of arsenic become traceable.

Arsenic is a chemical that some people use to poison others.

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The first bullet comparison was used to catch a murderer, based on a flaw in the mold of the bullet.

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James Marsh, an Scottish chemist, was the first to use toxicology in a jury trial, specifically arsenic detection.

Toxicology reports can determine different chemicals, drugs, alcohol levels and substances that are in a person's body at the time of their death.

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The first reliable procedures for the microscopic detection of sperm were published as well as substrate fabric characteristics.

Sperm and fabric fibers can help place people at the scene of a sexual crime or murder.

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German scientist Schonbein found a way to generally ID blood stains. Another scientist also invented the first testing of blood.

Blood stains on fabric can determine a person's role in a murder, as blood spatter can determine the object used to kill a person.

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Fire victims in a Vienna Opera House were identified by their teeth.

The use of dental records is widely used to identify people who are deceased and otherwise unidentifiable.

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American Robert Wood demonstrated the criminalistic use of the ultraviolet light.

Ultraviolet lights are used in forensic science to show blood stains and human fluids that have been cleaned from a crime science.

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President Theodore Roosevelt established the Federal Bureau of Investigations (FBI).

The FBI is in charge of different aspects of forensic science from testing, to profiling, to solving high profile crimes.

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John Larson and Leonard Keeler designed the portable polygraph.

Polygraphs have been used to determine if a person is lying about their involvement in a crime.

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First time the results of a spectrographic paint analysis are admitted into evidence at a trial.

Paint analysis can place a person at the scene of a crime involving a vehicle.

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The first use of DNA was used to solve a crime, ultimately exonerating an innocent suspect.

DNA is one of the highly used techniques to solve murders today.