Tropical Rainforest

Fifteen years ago, a handful of African Penguins, normally found only on remote islands off the Southern African coast, stumbled across on of the...

What is the purpose of our existence ? What is the soul ? Which are the power of mind, of conscience ? What is our link to nature ? Pondering these...

Base jumper Jeb Corliss sustained grave injuries on a crash in South Africa. Through rehab, Jeb relearns the sport to tackle mountains in Europe.

A routine drone survey turns deadly when Ryan Johnson, a marine biologist based in South Africa, films a humpback whale being attacked and...

A Good Wolf is a feature-length documentary film examining a 40-year conflict over a single tract of land adjacent to Denali National Park—a...

Takes us to locations all around the US and shows us the heavy toll that modern technology is having on humans and the earth. The visual tone poem...

William Shatner sits down with scientists, innovators and celebrities to discuss how the optimism of 'Star Trek' influenced multiple generations.

The peculiar trait of the cuckoo, which tricks another bird into hatching her egg for her, is shown in color photography.

Visit the waterfalls, forests, beaches, rivers, reptiles, mammals, birds and butterflies that are part of Australia's stunning kaleidoscope of images.

A new scientific expedition follows the King Cobra into the wild for the first time.

A team of explorers set out to explore the sea and land of the remote Pitcairn Islands