Deep Sea, Deep Secrets

Over a 10-year period, more than 300 people disappeared from the area surrounding Tanzania's Lake Tanganyika. At first, the disappearances were...

In this retrospective tribute, acclaimed filmmaker Jean Walkinshaw hails the 100th anniversary of Mount Rainier National Park in Washington by...

Move over, King Tut: There's a new pharaoh on the scene. A team of top archaeologists and forensics experts revisits the story of Hatshepsut, the...

In 1966, Heinz Sielmann sets off on his longest expedition. He spent 19 months traveling through the wilderness of North America. From the alligator...

As wild bears adapt to suburban life, they show us we're not so different. Co-thriving begins with us.

Since the dawn of time, Nature has sculpted the oceans with her delicate hand, weaving the tapestry of life in the shimmering depths and sunlit...

Sea otters are once again in peril after being brought back from the brink of extinction. An unprecedented number of sea otter deaths have occurred...

Narrated by actor Tim Daly, the show looks at the dilemma of Black Bears living so close Los Angeles. Film features homeowners Brian and Rick who are...

Scientists dive deep on the mysterious and unusual predatory behavior of orcas attacking great white sharks, and the disappearance of the other...