Michael Coble, executive director, Center for Human Identification (CHI) at University of North Texas Health Science Center at Fort Worth (HSC), shows DNA test kits to Sen. John Cornyn, R-Texas, ...

HILLSBOROUGH COUNTY, Fla — Right now, in Hillsborough County, there are 50 cases of unidentified human remains. At the medical examiner's office, new technology is now helping solve decades-old cases.

Millions of Americans are sharing their DNA with online companies to learn more about their family history, and some investigators are harnessing that information to solve cold cases. The Hillsborough ...