400 Years of the Telescope

A documentary on Al Gore's campaign to make the issue of global warming a recognized problem worldwi...

New discoveries reveal the deadly secrets of the Bermuda Triangle as experts use cutting-edge scienc...

Where did the universe come from and did a creator have a hand in making it? As scientists learn mor...

Follow astronaut Scott Kelly's 12-month mission on the International Space Station, from launch to l...

Earthquakes, tsunamis, volcanic eruptions, and extreme weather. Has Earth always been this way? Feat...

Professor Alice Roberts joins entomologist Tim Cockerill in a house filled with hundreds of spiders...

Two parts documentary about the brain: "The Magic of the Unconscious" and "The Power of the Unconsci...

A documentary telling the remarkable human story of Stephen Hawking. For the first time, the persona...

Join our host on the International Space Station of the year 2050. Marvel at the three-dimensional s...

50 years after launching our dreams into space, we’re left with a troubling legacy: a growing ring o...

Over the centuries only few caravans dared to cross the northern route of the silk road that today l...

The wonders of the universe have long propelled our insatiable desire to learn more about who we are...

This shows physicist Stephen Hawking's life as he deals with the ALS that renders him immobile and u...

The captivating tales of the people and events behind one of humanity's greatest achievements in exp...

Earth teems with a staggering variety of animals, including 9,000 kinds of birds, 28,000 types of fi...

In this two-hour special, NOVA captures the turmoil that tore apart the community of Dover, Pennsylv...

Fascinating -- and unintentionally funny -- experiments at Austria's famed Institute for Experimenta...