Forensic analysis resulted in the detection of trace amounts of explosive residue in three separate sections of the TWA Flight 800 aircraft.

Belle Gunness had cleaned out her bank accounts in the days before the fire as if she was planning to go somewhere.

The purpose of the Iron Pillar of Delhi is one of many mysteries. Some say it was a flagstaff made for a king mentioned in the inscription.

The question is still debated in Great Britain. Did Madeleine Smith kill her lover Emile L’Angelier on the night of March 23, 1857? Here are the details.

Göbekli Tepe megalithic formations in Turkey are around 11,000 years old. These ceremonial sites may be the oldest temples in the world.

Kaspar Hauser used his new-found knowledge of the German language to lie about nearly everything in his life.  But who was he really?

Pearl continued her sessions with Patience Worth until her death (which Patience had predicted during a session) in December of 1937.

On July 28, 1841, the body of Mary Rogers was found in the Hudson River. Despite law enforcement efforts, her murder has never been solved.