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.
Trees talk, know family ties and care for their young? Is this too fantastic to be true? German fore...
How African artists have spread African culture all over the world, especially music, since the hars...
A documentary on Al Gore's campaign to make the issue of global warming a recognized problem worldwi...
This in-depth look into the powerhouse industries of big-game hunting, breeding and wildlife conserv...
When Harvard PhD student Jennifer Brea is struck down at 28 by a fever that leaves her bedridden, do...
Dr. Helen Caldicott is the most prominent anti-nuclear activist in the world. She's been featured on...
A documentary of insect life in meadows and ponds, using incredible close-ups, slow motion, and time...
An epic journey along Africa's Great Green Wall — an ambitious vision to grow a wall of trees stretc...
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...
Of the Seven Wonders of the Ancient World, the Pyramid is the only one to survive. Many believe that...
A Luta Continua explains the military struggle of the Liberation Front of Mozambique (FRELIMO) again...
A moving recording of the late writer and renowned jazz singer Abbey Lincoln is captured in this new...
It's war. War against an invisible enemy that is not as deadly as we are told. The world is changing...
Edeltraut Hertel - a midwife caught between two worlds. She has been working as a midwife in a small...
Evolutionary biologist Professor Armand Leroi believes data science can transform the pop world. He ...
This shocking documentary reveals the plight of young Nigerians branded as witches.
The use of embryonic stem cells has ignited fierce debate across the spiritual and political spectru...
Sniper: Bulletproof deconstructs and analyzes the little-known sniper events that have occurred when...