Distant Quasars: Shedding Light on Black Holes

Earth teems with a staggering variety of animals, including 9,000 kinds of birds, 28,000 types of fish, and more than 350,000 species of beetles....

Trees talk, know family ties and care for their young? Is this too fantastic to be true? German forester Peter Wohlleben and scientist Suzanne Simard...

This film shows how far we have come since the cold-war days of the 50s and 60s. Back then the Russians were our "enemies". And to them the Americans...

Darwin's great insight – that life has evolved over millions of years by natural selection – has been the cornerstone of all David...

In 1962, spurred by the Cold War, President John F. Kennedy famously made the bold proclamation that NASA would send astronauts to the moon by the...

As society tackles the problem of feeding our expanding population safely and sustainably, a schism has arisen between scientists and consumers,...

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

Tobacco, climate change, pesticides,... Never has scientific knowledge seemed so vast, detailed and shared. And yet it appears to be increasingly...

Featuring Michael Pollan and based on his best-selling book, this special takes viewers on an exploration of the human relationship with the plant...

An African narrator tells the story of earth history, the birth of the universe and evolution of life. Beautiful imagery makes this movie documentary...

Of the Seven Wonders of the Ancient World, the Pyramid is the only one to survive. Many believe that even with our 21st-century technology, we could...

The Dream Is Alive takes you into space alongside the astronauts on the space shuttle. Share with them the delights of zero gravity while working,...