John Greenewald Jr.

Ignited by a bombshell story revealing the Pentagon had been tracking UFOs for years, the series examines the history of the phenomenon through cultural and political touchpoints, including testimony from eyewitnesses across the country.

A look ahead at the cataclysmic events that could extinguish the human race.

We've all heard them ... the Mafia killed JFK, the government had a hand in 9/11 and the existence of aliens is the world's best-kept secret. Conspiracy theories are as old as mankind itself, and for just as long people have been taking sides. The advent of the internet provides a unique opportunity to level the playing field and give all men equal access to the facts. In April 2011, the FBI finally relented and established an online repository of files, documents and reports called "The Vault". Unsealed: Conspiracy Files is a ground breaking new show that shines a light on many of these archived case files.

Real witnesses. Real encounters. Never before seen footage.

Was Adolf Hitler influenced and motivated by the occult? Through the years, historians have debated the mysterious connection between the occult, Hitler and the Nazi party, including some who maintain that Hitler killed others to keep his occult beliefs a secret. NGC examines how Hitler's involvement with the German Worker's Party brought him face-to-face with occultists who may have influenced his beliefs.