Despite decades of investigation, these baffling mysteries continue to defy evidence and expert analysis.

Dallas police say a 35-year-old man was arrested after investigators used new DNA evidence to solve a sexual assault case ...

For over three decades, Jessica Roberts never knew the identity of the person who fatally shot her mother before dumping Cynthia Gonzalez's body in a wooded, rural stretch of Johnson County. But in ...

Students at Husson University are playing a critical role in helping Maine State Police and the attorney general's office on investigating unsolved murders. Husson offers a "cold case internship," ...