The Green Children of Woolpit were a boy and girl who wore strange clothes and spoke a language locals did not recognize. The tale dates back to 1189 AD.

With few exceptions, social harmony did not exist in Sparta. Slaves were treated harshly. A belief existed that inferiority must be destroyed.

In 1964, an abandoned lifeboat was found on Bouvet Island, one of the most remote islands in the world. Who shipwrecked in this cold, inhospitable place?

The disappearance of Agatha Christie would make front page news and sparked a nation-wide hunt that included thousands of volunteers.

Rosemary Kennedy was a vibrant, young woman who unfortunately had diminished mental capacities. Her father Joe decided she should have a lobotomy.

Where did Columbus Land? The National Geographic Society funded a study that proposed the island of Samana Cay as the landing site.

Western opinion claims the Shah of Iran, Mohammad Reza Pahlavi, was a tyrant and is to blame for everything that followed. But are others also to blame?

The mysterious Mad Gasser of Mattoon was blamed for a series of alleged gas attacks targeting residents of Mattoon, Illinois, in 1944. Did he really exist?