Young at Heart Chorus is based in Northampton, MA. See the final weeks of rehearsal for the group, whose average age is 81, and many of whom must overcome health adversities to participate. Their music is unexpected, going against the stereotype of their age group, performing songs that range from James Brown to Coldplay. Although the group has toured in Europe and sang for royalty, they are now focusing on preparing new songs, not an easy endeavor,...

A young boy discovers a hidden box under the floorboards of his bedroom. Inside the box are a variety of items which he uses to make a Snowman and, using some leftover snow, a Snowdog. When his frozen creations magically come to life at the stroke of midnight, he joins them on an amazing arial adventure over London and onwards to the North Pole.

Among Leonardo da Vinci's drawings are thousands of drawings of strange and beautiful machines. Teams of experts set out to build full scale models of two of those machines, a giant crossbow and a glider.

The film features exclusive access to Hawking's life story, told largely in his own words. It includes dramatic accounts of his life from childhood through university, intimate footage of Hawking today, including his home routine and his work life at the University of Cambridge, archival footage and candid insights from family members, friends and colleagues.

In August, 1914, Sir Ernest Shackleton, renowned explorer set sail with 27 men on his ship The Endurance. His plan was to be the first expedition to cross the Antarctic continent. Marooned on four feet of ice, in over 8,000 feet deep water, Shackleton and his crew survived some 635 days and nights, without proper shelter or rations, enduring the harshest conditions imaginable.

The War for the Black Hills (1870 to 1876) chronicles the sequence of events that led up to the battle of the Little Big Horn in June 1876.

On February 15th, car cameras and cellphones captured a blinding streak that flashed across the sky over Russia's Ural Mountains, followed by an explosion that injured some 1,500 people. The meteor, weighing around 10,000 tons, was the largest object to burst in the atmosphere since 1908. Within days, NOVA crews were in Russia following impact scientists as they hunted for debris from the explosion and clues to the meteor's origin.

Who would have predicted that a hot spot left over from the Big Bang would eventually lead to our galaxy, the solar system, the Earth, - and to us? Origins explores how the universe and our planet began amid chaos and eventually gave birth to the first stirrings of life. Join cutting-dege scientists on a voyage deep into the Earth to find analogs to the earliest life on our planet, and travel a million miles from Earth with a space probe designed...

With perceptions of strange practices that include self-mortification, brainwashing, and coercion, Opus Dei has been described as cultish, manipulative, and unethical by its critics. Go inside Opus Dei itself to untangle fact from fiction.

With unprecedented access, this gripping behind-the-scenes chronicle follows award winning director Laura Poitras and journalist Glenn Greenwald's remarkable encounters with whistle-blower Edward Snowden in a hotel room in Hong Kong, as he hands over classified documents that provide evidence of mass indiscriminate and illegal invasions of privacy by the NSA.