Experts debate whether spontaneous human combustion is a real medical phenomenon or an unlikely accident. They then investigate a mass sighting of UFOs in a quiet seaside town in 1977.

Experts investigate claims of paranormal activity at a Louisiana plantation and the death of rock 'n' roll superstar Elvis Presley.

Experts investigate claims of extraordinary paranormal activity at the White House and the mysterious disappearance of controversial union leader Jimmy Hoffa.

Experts investigate the otherworldly origins of crop circles and a never-ending stream of ghost sightings in a picturesque English town.

Experts investigate reports of moving Virgin Mary statues in Ireland and question whether the stigmata phenomenon is a miracle or hoax.

Experts investigate if a mysterious caller had inside knowledge of JFK's assassination and explore the mysterious world of psychics.