Explores how various forces of nature affect the planet Earth.

A spectacular tale set among ancient ruins in the storied jungles of South Asia. Maya, a clever and resourceful monkey, finds her world forever changed when she welcomes her son Kip into her colorful extended family. As Maya strives to keep Kip safe through unexpected and sometimes perilous adventures, amazing footage captures all the magic and surprises of their magnificent world.

Scientists explore predatory animals and the deadly weapons they possess.

With unique access to a pristine and unspoiled corner of the Serengeti's Pride Lands deep in the heart of Africa, this series captures the drama of the daily lives of and emotional moments faced by lions and lionesses, baboons, elephants, leopards, bison and other creatures commonly found in this national park in Tanzania.

Showcases a year in the life of a bear family as two impressionable young cubs are taught life's most important lessons. Set against a majestic Alaskan backdrop teeming with life, their journey begins as winter comes to an end and the bears emerge from hibernation to face the bitter cold. The world outside is exciting-but risky-as the cubs' playful descent down the mountain carries with it a looming threat of avalanches.

Shows how human desires are an essential, intricate part of natural history. The program will explore the natural history of four plants -the apple, the tulip, marijuana, and the potato - and the corresponding human desires - sweetness, beauty, intoxication and control. This two-hour documentary begins in Michael Pollan's garden, and roams the world, from the fields of Iowa to the apple forests of Kazakhstan, from a medical marijuana hot house to...

What will the world be like when mankind is extinct? The pyramids may stand forever, but the cities will disappear. Our greatest masterpieces will fade and crumble. As global warming and the depletion of natural resources become ever more pressing issues it is critical to consider how we can reduce our impact on the planet. Journey to locations around the globe already going through the processes of a lack of human intervention. See the changes wrought...

Yellowstone is home to North America's most iconic wildlife, and every year these animals must survive the Thaw-one of the harshest seasonal changes on Earth when temperatures can swing from minus 40°F in winter to almost 100°F in summer. Learn how animals cope with this range, and witness the impact on individual families of wolves, grizzly bears, beavers, and great gray owls.

Examines the origin and geological evolution of the earth, focusing on the various cataclysmic transformations that occurred through time.

Governments and scientists race to unravel the mystery behind a visitor's appearance. Dr. Helen Benson is a renowned scientist who finds herself face-to-face with an alien called Klaatu. Klaatu has traveled across the universe to warn of an impending global crisis. She quickly discovers the deadly ramificications of Klaatu's claim that he is a 'friend to the Earth.' Now, she and her yourng stepson must find a way to convince the entity who was sent...