In a parallel world in which Neanderthals, rather than homo sapiens, became the dominant intelligent species, a dangerous scientific experiment traps a Neanderthal physicist on Earth.

The Time Warp Trio find themselves in the middle of an adventure in prehistoric times, where cave art is a form of graffiti and "rock" music takes on a whole new meaning.

This program visits early human archaeological sites and uses computer animation to explore the daily life of the first humans in North America.

After their epic journey across Europe, Ayla and Jondalar have reached his home, the Ninth Cave of the Zelandonii, the old stone age settlement in the region known today as southwest France. Jondalar's family greet him warmly, but they are initially wary of the beautiful young woman he has brought back, with her strange accent and her tame wolf and horses. Ayla has much to learn from the Zelandonii and much to teach them.

This companion to "This Orq. (He Cave Boy.)" pits Orq and Woma against a couple of stone-age bullies.

"The Paleo Diet will work wonders. Dr. Loren Cordain demonstrates how, by eating your fill of satisfying and delicious lean meats and fish, fresh fruits, snacks, and non-starchy vegetables, you can lose weight and prevent and treat heart disease, cancer, osteoporosis, metabolic syndrome, and many other illnesses. Breakthrough nutrition program based on eating the foods we were genetically designed to eat--lean meats and fish and other foods that made...

This program explores Earth's age, uncovers fossils and traces evolution through the geological time periods. It also examines continental drift, studies cockroaches, early communication, and the role of mass extinctions throughout history.