In a studio setting, Stephen Hawking, Arthur C. Clarke and Carl Sagan (who joins them via satellite) discuss the Big Bang theory, God, our existence as well as the possibility of extraterrestrial life.

A new age of space exploration, and exploitation, is dawning. But surprisingly, some of the boldest ...

Most people fully accept paranormal and pseudoscientific claims without critique as they are promote...

Horizon visits state-of-the-art laboratories and uses CGI to recreate the science-fiction-worthy wea...

Darwin's great insight – that life has evolved over millions of years by natural selection – has bee...

After a close encounter with a UFO, a man becomes a trance channel for an extraterrestrial entity, w...
Every now and then, we get a teacher who doesn't just connect with us -- they make us a better perso...

Metamorphosis is a documentary-style film giving the true account Bill Troester and the transformati...

Many geneticists and archaeologists have long surmised that human life began in Africa. Dr. Spencer ...

Join the Mars rovers Spirit and Opportunity for an awe-inspiring journey to the surface of the myste...

National Geographic and NASA are sending you into space - live! For the first time ever, board the I...
A short documentary about Fritz Lang's film 'Frau im Mond', and its relation to the science and hist...

A breathtaking adventure across five continents and through time to reveal nature's most vital secre...

Top Gear presenter James May presents this informative program that examines the historic moon missi...

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

William Shatner presents a light-hearted look at how the "Star Trek" TV series have influenced and i...

Some 220 miles above Earth lies the International Space Station, a one-of-a-kind outer space laborat...

An award-winning feature-length creative documentary exploring the extraordinary world of the plasmo...

For a book project, photographer Timothy Greenfield-Sanders took photographs of 30 stars of adult mo...

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

European Space Agency astronaut Alexander Gerst and his NASA colleague Reid Wiseman are launched int...