Jennifer Coffindaffer, a retired FBI special agent, on Wednesday wrote in a post to X that the “biggest news” in the Nancy Guthrie case involves DNA.

Authorities have revealed mystery DNA on one of the gloves discovered near Nancy Guthrie’s Arizona home finally has a match.

A severed head found in Bali is believed to have belonged to the son of a wealthy Ukrainian businessman who was kidnapped and allegedly tortured, murdered and mutilated during a failed ransom attempt ...

USF students are working to give blood cancer patients a second chance at life, one cheek swab at a time. The Gift of Life ...

A psychology researcher shared why dating apps aren't helpful for finding compatibility, and how to find a great match ...

As any true crime fan knows, DNA has been groundbreaking in solving criminal cases, both current and cold, for police departments around the nation. Recently, in a first-of-its-kind case, DNA has been ...

When I found out my father had been adopted, I was curious to know more about his side of the family. Nothing could have prepared me for what I would discover ...

As the search for "Today" host Savannah Guthrie's mother Nancy Guthrie reaches the one-month mark, here's a look at lingering details from the case.

Tired of burnout and bots? We tested the safest, most effective apps for finding a real partner.