"Secrets of the Penguins" cinematographer Bertie Gregory describes how the birds would practically "break the fourth wall" ...

Secrets of the Penguins cinematographer, Bertie Gregory, shares the memorable moment he filmed baby penguins leaping from a 50-foot cliff with PEOPLE.

These emperor penguin chicks showed extreme bravery in the new Secrets of the Penguins documentary through National ...

National Geographic celebrates Earth Month with some flightless, feathered friends in "Secrets of the Penguins," streaming ...

"Secrets of the Penguins" is voiced by U.S. actor Blake Lively and hosted by National Geographic explorer Bertie Gregory, who ...

An early clip from this new series, narrated by Blake Lively, was viewed more than 8 million times. Here’s what it takes to get the world talking about penguins.

What particularly interested Cameron—himself a pioneer in underwater and deep-ocean filmmaking technology —were the custom ...

Executive producer James Cameron and wildlife filmmaker Bertie Gregory tell CNET how they captured never-before-seen moments ...

The documentary 'Secrets of the Penguins' offers viewers a new perspective on penguins' challenges. Voiced by Blake Lively ...

The upcoming documentary 'Secrets of the Penguins', set to premiere on the eve of Earth Day, explores the challenges faced by ...

Once the cameras were cold, they were cold.” In advance of the shoot, Gregory and his team freezer tested some camera options ...

The amazing thing about filming penguins in the wild, “Secrets of the Penguins” cinematographer Bertie Gregory tells Variety, is that since the big birds don’t have land-based predators ...