Forensics | KERA News

Forensics

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Crime scene DNA has traditionally been used to link a victim to a criminal. With a new process known as phenotyping, though, investigators are using that DNA to reverse engineer a profile of what the perpetrator might look like. Today on "Think," Lauren Silverman talked with National Geographic online science editor Erika Engelhaupt about phenotyping and other CSI innovations. The story, “Beyond a Reasonable Doubt” appears in the July issue of National Geographic magazine.

Lauren Silverman / KERA News

New technology out of Texas is making it harder for criminals to cover their tracks. A University of North Texas chemistry professor has created a device for the U.S. Department of Justice to analyze the tiny particles of inks, paints, and other materials criminals use to create counterfeit documents. It’s called a nanomanipulator.