Chemists May Have Solved a Forensic Mystery, How to Date Fingerprints

Determining the age of fingerprints at a crime scene has been a challenge for forensic scientists. But Iowa State University researchers may have found a way and received a $516,800 grant from the National Institute of Justice to do more research.
Published: 1:10 PM EST February 19, 2020
Updated: 12:25 PM EST February 19, 2020