-
300
First Forensics
Fingerprints are used on clay tablets used as signatures. -
750
1st Lie Detector
Erasistratus (Ancient Greek physician) proposed that people's heart rate increases when telling lies. -
1235
Figuring Out Murder Weapons
In ancient times, people murdered using sickles. A sickle is a knife like sharp curved metal that many villagers had. So to figure out what the murder weapon was, they asked everyone to bring their sickles into town and lay them out in the sun. The flies would then circle around the one with the smell of blood. -
1st Microscope is Made
Father and son Hans and Zacharias Janssen are believed to create first microscope. -
1st Physical Matching
John Toms is convicted of murder because torn piece of paper is found in his pocket which matches pistol. -
Forensics Firearm Examination
Henry Goddard compared bullets based on flaws in the bullet to catch murderer. -
Documenting Evidence
Detectives started photographing criminals to be identified and crime scenes. -
Using Fingerprints to Find Suspect
Henry Faulds wrote a paper saying that fingerprints could be used to find the suspect at the crime scene. -
1st Portable Polygraph
Leonard Keeler and John Larson designed the 1st portable polygraph -
Firearm Discharge Test
Antinomy and lead is left on the hands of people who fired a firearm. -
DNA Use To Catch Criminals