A Russian hominologist that claims to have skulls and hair samples of a relic Neanderthal.

Scientists examine evidence behind the rumors of giant primates, such as sasquatch and yeti.

Probing reports of people with superpowers.

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

People debate the origins of crop circles.

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

Analyzing claims and dissecting the evidence with astronomers, psychologists and fungus expert.

People examine whether psychics are able to help police investigations.

Examining evidence for the existence of the bloodsucking chupacabra.

Researchers test whether people can commit complex crimes while they are sleepwalking.

People debate the existence of gigantic creatures in deep bodies of water.

Investigating the debate over the existence of Orang Pendek, the "little man" of Sumatra.

Nostradamus made predictions about the future, some of which appear to have happened.

Searching the world for the mythical lost civilization of Atlantis.

The forensic and scientific evidence found on the Shroud of Turin.

Separating fact from fiction when it comes to vampire myths.

Scientists examine evidence of ghostly visitations.

The world of present-day exorcisms.

Some people show marks resembling the crucifixion wounds of Jesus Christ.

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

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

Investigating maritime mysteries and haunting tales of ghost ships.

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

Apparent spontaneous combustion of a human body.

Dan Brown's novel "The Da Vinci Code" presents mixed fact and fiction as fact.