Searching the world for the mythical lost civilization of Atlantis.

Examining divinely-inspired miracle cures for which science doesn't have a straight answer.

The search for clues for the identity of Jack the Ripper.

Investigating the supernatural realm of ghosts, poltergeists and demonic possession.

Evidence of a stone-age man still living in the remote mountains of Russia.

The evidence for and against the belief that Earth was visited by aliens thousands of years ago.

Analyzing scientific data and amateur research in search of proof of whether there is life on Mars.

A team of experts tries to separate fact from fiction during an investigation into feral children.