Some cases are never solved '€” but these documentaries refuse to let them be forgotten. Join us as we count down our picks ...

Pima County Sheriff Chris Nanos is addressing why the investigation into Nancy Guthrie’s disappearance remains unsolved. In a ...

At least 10 people tied to sensitive US nuclear and aerospace research have died or disappeared in recent years, prompting investigations into if the cases are connected.

The 34-year-old scientist allegedly died from a self-inflicted gunshot to the head in 2022 but has earlier said that she ...

A growing number of unexplained deaths and disappearances involving U.S. scientists working in sensitive research fields has prompted a federal investigation by a Republican-led House Oversight ...

Madeleine McCann remains missing 19 years after she vanished from a Portuguese holiday apartment on May 3, 2007, when she was 3.

If you consider yourself a fan of unsolved mysteries, you need to add these 12 TV shows and movies to your watchlist.

At least 10 American scientists with ties to U.S. nuclear or space research programs have died or disappeared in recent years, including four with ties to Southern California. The Federal Bureau of ...

Which unusual military disappearances defy expectations? Find out all about some of history's greatest mysteries.

To this day, no one knows exactly what happened to pilot Amelia Earhart and her navigator during their attempt to circumnavigate the globe. Here's what we know: Earhart and her navigator Fred Noonan ...

Nearly four years after Olivia Newton-John lost her battle with breast cancer in 2022, a close friend is revealing what the ...