Over two extraordinary years, National Geographic Explorer Bertie Gregory discovered never-before-filmed secret traditions, surprising intelligence and close-knit societies of penguins. This astonishing series reveals they are more like us than we ever dreamed, from their powerful friendships to the courageous risk-takers using ingenuity and innovation in some of the world's most extreme places.

The Earth’s continents are instantly recognizable. These iconic landmasses seem permanent and uncha...

An Elvis impersonator's conspiracy theory sets off a feud that spirals into an attempted presidentia...

In 1991, four teenage girls were brutally murdered at a frozen yogurt shop in Austin, Texas. What ha...

Nearly 40 years after his summertime reign of terror on the streets of Los Angeles, the myth of the ...

A community of amateur traders enacts a daring plan to get rich quick and wreak havoc on the stock m...

On November 4, 1979, Iranian student activists stormed the U.S. embassy in Tehran, taking over 60 Am...

Award-winning filmmaker Joe Berlinger sends documentary teams across the country to uncover the real...

The first months of an animal's life are crucial - if they lose their mothers, they'll need help. Me...

Professor Alice Roberts journeys 40,000 years back in time on the trail of the great beasts of the I...

Colorized historical footage in ascending order of World War 1. Not only the relatively known Flande...

Featuring interviews with his followers, critics and Raël himself, this docuseries traces how a UFO-...

This major landmark series looks in detail at the fascinating relationship between predators and the...

From operating rooms to end-of-life meetings, the documentary series explores the culture of doctors...

A six-part French documentary about the Second World War composed exclusively of actual footage of t...

In each episode, geologist Iain Stewart describes how a certain geological force played a determinan...

Ground-breaking documentary granting a unique and privileged access into the magical world of whales...

See how Argentina's basketball team was selected and trained to win gold at the 2004 Athens Olympics...

Hours before denouncing Argentina’s president Cristina Fernandez de Kirchner of negotiating impunity...