Lawrence Krauss gives a talk on our current picture of the universe, how it will end, and how it could have come from nothing. Krauss is the author of many bestselling books on Physics and Cosmology, including "The Physics of Star Trek."

Featuring Michael Pollan and based on his best-selling book, this special takes viewers on an explor...

With breathtaking clarity, renowned University of Massachusetts Economics Professor Richard Wolff br...

Twenty years after A Brief History of Time flummoxed the world with its big numbers and black holes,...

In a studio setting, Stephen Hawking, Arthur C. Clarke and Carl Sagan (who joins them via satellite)...

What powers some of the brightest attractions at Disney's theme parks? Electricity! From lighting th...

Meet Nikola Tesla, the genius engineer and tireless inventor whose technology revolutionized the ele...

William Shatner sits down with scientists, innovators and celebrities to discuss how the optimism of...

The Dream Is Alive takes you into space alongside the astronauts on the space shuttle. Share with th...

Documentary footage from various sources, set to music. Showing the whole of human life, from birth ...

Join critically-acclaimed author and evolutionary biologist Richard Dawkins and world-renowned theor...

Woolly Mammoth: Secrets from the Ice is a documentary presented by English anatomist Dr. Alice Rober...

William Shatner presents a light-hearted look at how the "Star Trek" TV series have influenced and i...
The film discusses the evolution and potential of using light waves, particularly coherent light, fo...

In 1858 Charles Darwin struggles to publish one of the most controversial scientific theories ever c...

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

The use of embryonic stem cells has ignited fierce debate across the spiritual and political spectru...