Gunsmith and ballistics expert Robert Churchill using a microscope to help compile a ballistic report for Scotland Yard in the case of the murder of Essex police officer PC George Gutteridge, 1927

Performing Forensics: Doctors Becoming Expert Witnesses

Doctors in skeptical Scotland had to persuade the courts to listen to them, in part because of the historical animosity between the professions of law and medicine.
Close up of an eye

Finding a Murderer in a Victim’s Eye

In late nineteenth-century forensics, optography was all the rage. This pseudoscience held that what someone saw just before death would be imprinted on their eye.
Forensic evidence

How Forensic DNA Evidence Can Lead to Wrongful Convictions

Forensic DNA evidence has been a game-changer for law enforcement, but research shows it can contribute to miscarriages of justice.
DNA genetic analysis results

A New Kind of DNA Evidence

Should familial DNA be used in forensic investigations? How it works -- and some of the potential problems with the practice.
Harvard quad

The Infamous Tale of the Murderous Chemistry Professor

The murder of Dr. George Parkman on the campus of Harvard College was one of the most famous crimes in nineteenth century America.