Filmmaker Bertie Gregory's new documentary special captures the extreme challenges facing the world's fastest land animal.

Cosmonauts Oleg Artemyev and Sergey Prokopyev successfully installed the first ICARUS experiment antenna on the outside hull of the International Space Station during a nearly eight-hour space walk in ...

National Geographic program features animal odd couples. Jan. 13, 2011— -- There are some friendships that defy explanation. One of nature's fiercest cats isn't supposed to fall for a ...

LOS ANGELES -- In order to keep up with the animals and tell their story, the "Animals Up Close With Bertie Gregory" crew had to push themselves to the limits. As a wildlife filmmaker and National ...

Perched in a man-made canopy 120 feet above the Congo Basin, 30-year-old explorer Bertie Gregory films a parade of forest elephants. The mammals are notoriously wary of humans, so Gregory took to the ...

National Geographic's new show Incredible Animal Journeys, narrated by Jeremy Renner, explores some of the most amazing animal migrations in the world Kelli Bender is the Pets Editor at PEOPLE. She ...

Bertie Gregory has been traveling all around the world to give viewers an intimate look at wildlife including traveling to the Antarctic to capture the largest gathering of fin whales ever filmed and ...