Filmmaker Jim Dutcher and his wife Jamie lived with gray wolves for three years to make this documentary, and their work reveals complex social behavior never before captured on film. You'll observe the dominance of the pack's alpha male and the submissiveness of the omega wolf. You'll see the pack initiate new members, and witness the critical moment when the alpha selects a mate. Perhaps most incredible is the bond developed between the wolves and...

Filmmaker Jim Dutcher and his wife Jamie lived with gray wolves for three years to make this documentary, and their work reveals complex social behavior never before captured on film. You'll observe the dominance of the pack's alpha male and the submissiveness of the omega wolf. You'll see the pack initiate new members, and witness the critical moment when the alpha selects a mate. Perhaps most incredible is the bond developed between the wolves and...

From gadgets that give superheroes incredible powers to the enduring controversy over the NASA moon landing, the MythBusters' have a great time testing out urban legends, exposing fakery and trying TV and movie tricks themselves.

Get in the dirt with paleontologists as they search for clues about dinosaurs of the land, sea, and air.

"Once thought to prefer coastal waters, the great white shark regularly makes Pacific Ocean crossings. Data collected by satellite transmitters attached to sharks may soon reveal the unknown locations of their birthing and mating grounds."--Container.

This film, like many from director Werner Herzog, is a poem of oddness and beauty. Investigating the lives of the "professional dreamers" who conduct research at the bottom of the world in Antarctica, he finds a happily cynical lot, who regard climate change and the potential extinction of Homo sapiens in rather a different light than most people. They study penguins, seals, volcanoes, miniscule underwater creatures, and the shifting ice patterns....

Scientists predict what the world will be like in 5 million, 100 million and 200 million years.

Prehistoric sharks: The great white shark is the most dangerous and feared of sharks today. But Earth's ancient oceans were ruled by his even more menacing ancestor nicknamed Megatooth--the most spectacular marine predator ever to roam the seas. As big as a Greyhound bus, this mega-shark weighed more than 20 times as much as today's great white and satisfied his voracious appetite by feasting on the largest prey in the ocean--whales. In our film,...

"Follow two topsy-turvy seasons of Panda mating at the Smithsonian National Zoo where female Mei Xiang and her mate, Tian Tian, finally succeed in giving birth to a Panda cub.