Horizon: Which Universe Are We In?

This shows physicist Stephen Hawking's life as he deals with the ALS that renders him immobile and unable to speak without the use of a computer....

How's it all gonna end? This experience takes us on a journey to the end of time, trillions of years into the future, to discover what the fate of...

Bill Nye is retiring his kid show act in a bid to become more like his late professor, astronomer Carl Sagan. Sagan dreamed of launching a spacecraft...

A unique behind-the-scenes access to NASA’s ambitious mission to launch the James Webb Space Telescope, following a team of engineers and...

A documentary of insect life in meadows and ponds, using incredible close-ups, slow motion, and time-lapse photography. It includes bees collecting...

Man has always sought to seek further afield. After the seafaring explorers of the 16th century, 21st century cosmologists today navigate more...

When the Tanana River bridge was installed in Salcha, Alaska, the community worried about the levee's effects on fish wildlife. Salcha Elementary...

A team of international scientists attempt to document the first-ever image of a black hole.

A documentary produced in 1979 to celebrate the centenary of the birth of Albert Einstein. Narrated and hosted by Peter Ustinov and written by Nigel...

A vivid journey into the mysterious subterranean world of mycelium and its fruit— the mushroom. A story that begins 3.5 billion years ago,...

If machines can be smarter than people, is humanity really anything special?

Before the internet. Before social media. Before breaking news. The victims of Thalidomide had to rely on something even more extraordinary to fight...