The Untold Story of Mary Poppins: A Special Edition of 20/20

Man has always sought to seek further afield. After the seafaring explorers of the 16th century, 21st century cosmologists today navigate more celestial oceans, with each mission providing an ever-broader and more impressive cartography of our surroundings. At the avant garde of modern technology, these strange travellers are actually immobile, and their vessels are powerful and spectacular telescopes, on the Earth or in space, constantly widening the limits of our knowledge and giving form to our dreams of infinity. From Hawaii to Australia, via South Africa and China, we set out on an incredible scientific and human adventure to visit the planet's greatest cosmic exploration centres to discover the new challenges involved in understanding the universe. A journey on Earth and in the heavens that will take your breath away!

The Shitthropocene is a journey from the cellular-level origins of our lack of impulse control to the ways our central nervous systems have been hacked in the name of capitalism. It’s also about how we might begin to save ourselves from ourselves. Plus, there are dancing cave people.

Alabama is the Southernmost home of the Eastern Hemlock, a special grove of trees protected by Wild Alabama, who monitor against an incoming invasive species.

Kevin Frazier hosts a celebration of the "NCIS" franchise, including exclusive interviews with cast members and guest stars; new details about the origins of "NCIS"; a behind-the-scenes look at the making of the franchise's 1,000th episode.

Documentary relating Ingmar Bergman's life, from his high school graduation up until he became an established filmmaker in the latter half of the 40's.

The untold true story: The rise and fall of the greatest funk band ever, Parliament Funkadelic.

America has long been called a Christian nation. In fact, over 70% of adults in America identify themselves as Christian. Yet when filmmaker Brandon McGuire heads to the streets to ask a few clarifying questions about how Christianity is defined within our culture, he is shocked by the answers he finds. This provocative documentary takes us deep within the American mind and brings to the surface the big ideas that have influenced the way we think about ourselves and about God.

Twenty-five years after the verdict in the Rodney King trial sparked several days of protests, violence and looting in Los Angeles, LA 92 immerses viewers in that tumultuous period through stunning and rarely seen archival footage.

In 2012, the animated feature Foodfight! was unleashed on the world. It was given a theatrical release just a year before in the UK, Russia, and Dubai. The movie cost approximately 32 million dollars, starred Charlie Sheen, Wayne Brady, Hillary Duff, Eva Longoria, and Christopher Lloyd. Yet it only made back less than 1% of its budget and lives in infamy as the worst animated feature ever created. This is its story.

Follow the veterans and newest class of Navy and Marine Corps flight squadron as they go through intense training and into a season of heart-stopping aerial artistry.