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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: 10:10 AM PST February 19, 2020
Updated: 9:25 AM PST February 19, 2020