
Nature
Conservationist Romulus Whitaker uses documented science and contemporary reports to determine whether dragons were real.

Conservationist Romulus Whitaker uses documented science and contemporary reports to determine whether dragons were real.

Florida's Everglades National Park is a protected wilderness where predatory pythons thrive.

Perpetual Motion explores two great agents of creation and destruction – the atmosphere and the oceans. Together they create the patterns of life from rainforest to desert – and also produce the furies of hurricanes and tornadoes.

In the Beginning is the story of the origin of our solar system and the formation of our planet. Gorgeous visual images clearly illustrate the long geological history of ice and fire which formed the Earth's crust, spawned volcanoes, created our atmosphere, turned our sky blue, and brought forth such wonders as the Earth's magnetic field and the aurora borealis.

Scientists teach a gorilla to use sign language to communicate with them narrator Martin Sheen.

Individuals care for a population of once-captive chimpanzees that scientists used for research.

Meet the pioneering group of scientists who transformed our understanding of ecology.

The current threats by man to five endangered species of rhino are contrasted with its flourishing history.

Undisturbed the saguaro cactus can grow to 60 feet, weigh 10 tons and live 150 years.

The history of diamonds, from their beginnings in the earth's core to mining and acquisition.

How wildlife and animal life survive in the severe landscape of Death Valley.

Eruption of volcano Krakatoa

Baboons and eland are some of the creatures who cope with the hostile environment of the Drakensberg Mountains in Southern Africa.

Natural wonders of Hawaii include volcanic eruptions, molten lava, monstrous waves and humpbacked whales.

Northwest Montana: wildest country left

Scientists reveal the hidden world of white-tailed deer in a whole new light.

Exploration of Puget Sound's ecosystem.

Sharks, rays, squids and blue whales live in Pacific waters off the California coast.

Take on the mystery of the eel with artist, writer and eminent naturalist James Prosek.

Killer whales snatch sea lion pups from shore, as penguins, maras and guanacos go about their business.