Many geneticists and archaeologists have long surmised that human life began in Africa. Dr. Spencer Wells, one of a group of scientists studying the origin of human life, offers evidence and theories to support such a thesis in this PBS special. He claims that Africa was populated by only a few thousand people that some deserted their homeland in a conquest that has resulted in global domination.

Travel alongside the astronauts as they deploy and repair the Hubble Space Telescope, soar above Ven...

This film shows how far we have come since the cold-war days of the 50s and 60s. Back then the Russi...

From the unique vantage point of 200 miles above Earth's surface, we see how natural forces - volcan...

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

Filmmaker Christopher Quinn observes the ordeal of three Sudanese refugees -- Jon Bul Dau, Daniel Ab...

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

Drawing from never-before-seen footage that has been tucked away in the National Geographic archives...

The story of Kenyan athlete David Rudisha, the greatest 800m runner the world has ever seen, and his...

In Uganda, AIDS-infected mothers have begun writing what they call Memory Books for their children. ...

Principles of Curiosity presents a general introduction to the foundations of scientific skepticism ...

The 1977 discovery of RNA splicing by Dr. Phillip A. Sharp, Kentucky farm boy turned Nobel-prize win...
A study of the behavior of monkeys in the African jungle.

A unique documentary on chameleons living on the island of Madagascar, the world’s largest chameleon...

THE GREAT AUSTRALIAN FLY looks at how a national nuisance has shaped Australia and its people, confo...

A documentary of insect life in meadows and ponds, using incredible close-ups, slow motion, and time...

Filmed across three continents, this documentary shares the story of the founders of the Pan-African...

Tales of the Diaspora is the debut film from xxiivanu productions, and was conceived as a love lette...
Dr. Helen Caldicott is the most prominent anti-nuclear activist in the world. She's been featured on...

An ethnographic film that documents the efforts of four !Kung men (also known as Ju/'hoansi or Bushm...