Decades after a series of unsolved murders of redheaded females throughout the 1980s, a profile of a mysterious serial killer known as "The Bible Belt Strangler" emerged.

Retired investigator Joe Kennedy established a coalition of active and retired investigators who help police departments in the U.S. solve cold cases. A&E True Crime spoke with Kennedy about how advances in DNA analysis have revolutionized such investigations.

The mysterious multiple disappearances of Hannah Upp have been a public fascination for years—but are we any closer to finding answers?

The body of the Fuquay-Varina, North Carolina woman was found in a ditch with injuries consistent with being thrown or dragged from a moving vehicle.

We explore how anthropology research facilities work, their role in helping improve crime-solving and what motivates people to give their bodies to science.

In December 2020, a team of civilian codebreaker broke one of the unknown killer's messages after 51 years. Are we now closer to finally finding out who he is?

In the 1960s, an unidentified serial killer terrorized London sex workers. The Hammersmith Nude Murders remains one of Britain's most infamous unsolved crimes.

Nearly 20 years ago, retired NYPD detectives started tracking the suspicious drownings of young men across the country after they discovered a graffiti smiley face near at least a dozen locations where they found bodies.

On December 28, 1956, the Grimes sisters, 15 and 12, left home to watch heartthrob Elvis Presley in Love Me Tender in Chicago. Six decades later, their inexplicable murder remains unsolved.

For nearly two decades, Chicago faced a curious rise in the number of unsolved murders against women involving strangulation—all in certain areas of the city. We take a look at one of the unsolved cases and what police are doing to solve the string of murders.