Blue Whales: Return of the Giants

View up close some of the smaller inhabitants of the Red Sea off the coast of Sudan - a world filled with strange, fascinating, and often comic...

Lost Worlds looks at untouched aspects of nature in parts of the world where humans rarely tread. From plants, to animals, to geology, this artfully...

A great flood arrives in a desert kingdom, transforming a dustbowl into a vast and lush wetland, in one of the most diverse habitats on earth. This...

Darwin's great insight – that life has evolved over millions of years by natural selection – has been the cornerstone of all David...

Out of love for Huskies, nature and cold winters Dave and Kristen Olesen moved from Minnesota to the North West Territories in Canada 25 years ago to...

In 1858 Charles Darwin struggles to publish one of the most controversial scientific theories ever conceived, while he and his wife Emma confront...

One day, the tree is considered mature. In any case, it is exploitable for the industry. So, we mark it and then cut it down. With the chainsaw or...

A small leopard with aquamarine eyes learns the fundamental skills of survival during her first three years.

After an explosive and fortuitous encounter, a male hyena and a leopard join forces and create a peculiar hunting alliance.

40 years after inventing armored suits that protect divers from attacks by smaller shark species of sharks, marine biologist, Jeremiah Sullivan,...

In this special documentary that inspired a two-season television series, scientists and other experts speculate about what the Earth, animal life,...

The desert wilderness of New Mexico's Jemez Mountains