On a late summer evening in 1977, Ohio radio astronomers discovered a strong, interstellar signal that is believed by many to be the best evidence of communication from an extraterrestrial civilization.

Filmmaker Alain Resnais documents the atrocities behind the walls of Hitler's concentration camps.

What would your family reminiscences about dad sound like if he had been an early supporter of Hitler’s, a leader of the notorious SA and the Third Reich’s minister in charge of Slovakia, including its Final Solution? Executed as a war criminal in 1947, Hanns Ludin left behind a grieving widow and six young children, the youngest of whom became a filmmaker. It's a fascinating, maddening, sometimes even humorous look at what the director calls "a typical German story." (Film Forum)

Das radikal Böse is a German-Austrian documentary that attempted to explore psychological processes and individual decision latitude "normal young men" in the German Einsatzgruppen of the Security Police and SD, which in 1941 during the Second World War as part of the Holocaust two million Jewish civilians shot dead in Eastern Europe.

Commissioned to make a propaganda film about the 1936 Olympic Games in Germany, director Leni Riefenstahl created a celebration of the human form. This first half of her two-part film opens with a renowned introduction that compares modern Olympians to classical Greek heroes, then goes on to provide thrilling in-the-moment coverage of some of the games' most celebrated moments, including African-American athlete Jesse Owens winning a then-unprecedented four gold medals.

Commissioned to make a propaganda film about the 1936 Olympic Games in Germany, director Leni Riefenstahl created a celebration of the human form. Where the two-part epic's first half, Festival of the Nations, focused on the international aspects of the 1936 Olympic Games held in Berlin, part two, The Festival of Beauty, concentrates on individual athletes such as equestrians, gymnasts, and swimmers, climaxing with American Glenn Morris' performance in the decathalon and the games' majestic closing ceremonies.

Explores the unprecedented bipartisan congressional effort to uncover what intelligence agencies really know about UFOs, now referred to as UAP.

How did Nazi Germany, from limited natural resources, mass unemployment, little money and a damaged industry, manage to unfurl the cataclysm of World War Two and come to occupy a large part of the European continent? Based on recent historical works of and interviews with Adam Tooze, Richard Overy, Frank Bajohr and Marie-Bénédicte Vincent, and drawing on rare archival material.

UAP is the new military term for UFO. The Unidentified Aerial Phenomena Task Force is a program within US Naval Intelligence implemented to "standardize collection and reporting" of sightings of unidentified aerial phenomena. Many say the use of "UAP" is an attempt to better hide the program from civilians but with the acknowledgment of recent UFO videos leaked to the public as real, the time has come for the governments of the world to face the hard question of who are these visitors and why are they here?

A documentary examining possible historical and modern conspiracies surrounding Christianity, the 9/11 terrorist attacks, and the Federal Reserve bank.

A video about Neo-Nazis originating in Sweden provides the starting point of an investigation of extremists' networks in Europe, Russia, and North America. Their propaganda is a message of hatred, war, and segregation.

This short-form documentary focuses on the true story of Alfons Heck, who as an impressionable 10-year-old boy became a high-ranking member of the Hitler youth movement during World War II. The story is told in his own words. This film originally aired as part of the "America Undercover" series on HBO.

World War II was not just the most destructive conflict in humanity, it was also the greatest theft in history: lives, families, communities, property, culture and heritage were all stolen. The story of Nazi Germany's plundering of Europe's great works of art during World War II and Allied efforts to minimize the damage.

September 28, 1938, war is about to break out. Tension was mounting, as Chamberlain and Daladier on one side, and Hitler and Mussolini on the other, met in Munich. This conference marked the culmination of the weakness of European democracies in the face of the rise of fascism. Through period documents and interviews, author Marcel Ophüls recounts this meeting and recreates the European climate of 1938.

Part documentary/part dramatization, this film details several of the highest-profile unsolved cases of disappearances, mysterious changes in personality and other strange occurrences related to the Bermuda Triangle.

Dr. Steven Greer presents brand new top-secret evidence supporting extraterrestrial contact, including witness testimony, classified documents, and UFO footage, while also exploring the consequences of ruthlessly enforcing such secrecy.

Conspiracy, cover-up and condemnation... Those brave enough to share their stories from that mysterious night in Roswell 1947 faced humiliation and intimidation. 75 years later, as all those who had first hand knowledge of the event have now passed, the truth may never be accepted. We take a look back at the first hand accounts of those who saw, held and were instrumental in disclosing what the government could not, the crash of an alien spaceship. Diluted over the years, this documentary re-examines and focuses on the personal experiences, from witnessing a close encounter to traumatic military threats, which the ordeal had on unwitting bystanders within the Roswell community.

THE ARYANS is Mo Asumang's personal journey into the madness of racism during which she meets German neo-Nazis, the US leading racist, the notorious Tom Metzger and Ku Klux Klan members in the alarming twilight of the Midwest. In The ARYANS Mo questions the completely wrong interpretation of "Aryanism" - a phenomenon of the tall, blond and blue-eyed master race.

Documentarians Andre Heller and Othmar Schmiderer turn their camera on 81-year-old Traudl Junge, who served as Adolf Hitler's secretary from 1942 to 1945, and allow her to speak about her experiences. Junge sheds light on life in the Third Reich and the days leading up to Hitler's death in the famed bunker, where Junge recorded Hitler's last will and testament. Her gripping account is nothing short of mesmerizing.

Documents the major trial of the Nazi war criminals and the violent acts that they were accused of.