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Air Date: Wed, Aug 5, 2020 9:00 PM
Sixty-six million years ago, an asteroid wiped out the dinosaurs in a fiery global catastrophe. But we know little about how their successors, the mammals, recovered and took over the world. Now, hidden inside ordinary-looking rocks, an astonishing trove of fossils reveals a dramatic new picture of how rat-sized creatures ballooned in size and began to evolve into the vast array of species.
Air Date: Wed, Jul 29, 2020 8:00 PM
The cameras capture young cheetahs learning to hunt in Namibia, reveal how fur seals of an Australian island evade the great white sharks offshore and provide a sneak peak in how a conflict is solved between South African farmers and chacma baboons.
Air Date: Fri, Jul 24, 2020 9:00 PM
While visiting the parks was once predominantly the domain of Americans wealthy enough to afford the high-priced train tours, the advent of the automobile allows more people than ever before to visit the parks. Mather embraces this opportunity and works to build more roads in the parks.
Air Date: Wed, Jul 22, 2020 10:00 PM
The forces of nature have kept Earth on the move since it was formed billions of years ago. Though we can’t feel the motion, we experience the consequences – from tidal bores surging through the Amazon rainforest to the ruinous power of hurricanes.
Air Date: Wed, Jul 22, 2020 8:00 PM
Witness the secret lives of animals as never before, as this three-part series uncovers truly unprecedented behavior. See a side of the animal kingdom where human cameramen can’t go when animals become the cinematographers.
Air Date: Fri, Jul 17, 2020 9:00 PM

The conservation movement pushes the government to establish one agency to oversee all the parks, leading to the National Park Service in 1916.

Air Date: Fri, Jul 17, 2020 8:00 PM

Beatrix Farrand was responsible for some of the most celebrated gardens in the United States and helped create a distinctive American voice in landscape architecture.

Air Date: Wed, Jul 15, 2020 8:00 PM
Find out how the concept of Spy Creatures evolved from the original Bouldercam to the Penguincams that inspired the next-generation “spycams” featured in this series. It shows the painstaking work that goes into building the lifelike models and how the team deploys and operates the robotic cameras on location all over the world.
Air Date: Thu, Sep 25, 2014 10:00 PM
The centenary of this recent extinction offers an opportunity for this film to sharply focus new attention on habitat conservation and species survival ― and help us avoid the fate of the passenger pigeon for future species.
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