Our world is full of unsolved mysteries. Each one is a tantalizing puzzle our brightest minds have yet to solve. Here are 25 ...

We still don’t know what Smart Hulk saw in Soulworld, however, and, six years later, it seems unlikely we’ll ever get this question answered. Smart Hulk presumably found himself in Soulworld after ...

John Ramsey blasts Boulder police for keeping him in the dark regarding potential new DNA evidence in his daughter's murder.

In a game with nothing at stake but pride, the Cowboys and Commanders put on a better-than-expected show to kick off the ...

Lost cities, missing tombs, and unexplained occurrences. History still holds unanswered questions for these seven events.

Speaking of Hitchcock, another one of the many books he adapted into film has rightfully resurfaced in print. TO CATCH A ...

With the arrest of Julie Krinsky in the death of Joseph Godcharles in 2012, the state attorney's cold cases fall, leaving two ...

For five decades, many have tried to crack the Zodiac's Z13 cipher - which promises to reveal the killer's true name. Now, ...

Researchers studied fossils, well-preserved remains and even a single fingerprint to solve some of history’s long-standing mysteries this year.

Two retired LAPD homicide detectives say that both notorious cases are solved -- with a single culprit -- thanks to the work of a novice sleuth.

Forty-one years after teenagers Shelly Colliflower and Vincent Tijerina were killed near Lake Weatherford, the questions ...