Frogs: The Thin Green Line

An examination of the extinction threat faced by frogs, which have hopped on Earth for some 250 million years and are a crucial cog in the ecosystem. Scientists believe they've pinpointed a cause for the loss of many of the amphibians: the chytrid fungus, which flourishes in high altitudes. Unfortunately, they don't know how to combat it. Included: an isolated forest in Panama that has yet to be touched by the fungus, thus enabling frogs to live and thrive as they have for eons.

Groenkijkers

The Hidden Kingdoms of China

Exploring the secrets of China to reveal the beauty of its hidden kingdoms, with unique access to locations across the country.

March of the Penguins

Every year, thousands of Antarctica's emperor penguins make an astonishing journey to breed their young. They walk, marching day and night in single file 70 miles into the darkest, driest and coldest continent on Earth. This amazing, true-life tale is touched with humour and alive with thrills. Breathtaking photography captures the transcendent beauty and staggering drama of devoted parent penguins who, in the fierce polar winter, take turns guarding their egg and trekking to the ocean in search of food. Predators hunt them, storms lash them. But the safety of their adorable chicks makes it all worthwhile. So follow the leader... to adventure!!

The Scorpion's Tale

The Scorpions belong to the oldest land-based arachnides with over 1800 different species known to exist. Usually, they do not surpass the size of 10cm in length, but exceptions are know, such as the Emperor Scorpion (Pandinus imperator) which can grow up to become over 20cm in size. Scorpions are mostly active at night and hide away during the day. Take a look into the live of these amazing creatures!

Into the Grand Canyon

Two journalists traverse the Grand Canyon by foot, hoping this 750-mile walk will help them better understand one of America's most revered landscapes and the threats poised to alter it forever.

Earth Overhaul

A group of scientists are thinking outside the box for ways to reverse the effects of global warming. And who better to save the earth than National Geographic Channel's host of the World's Toughest Fixes, Sean Riley? He'll join these experts in the labs and in the field to see what wacky new technologies are being developed, like sending mirrors into space and reducing the greenhouse emissions chickens produce.

The World's Biggest Cave

In 2009 a team of British cavers went on an expedition deep within the jungle of central Vietnam. To their amazement they discovered an enormous cave which they believe to be the biggest in the world. The team, the first humans ever to enter the cave, traveled 6 kilometers underground until their way was blocked by a gigantic rock face they dubbed 'The Great Wall of Vietnam'. Now they have returned, but this time with the right equipment to climb the wall and with a geologist and zoologist to discover if this is indeed the Biggest Cave in the World and what secrets lie deep within?

The Life and Legend of Jane Goodall

Born in London in 1934, Jane Goodall spent decades in Tanzania’s Gombe Stream National Park, studying the social and family structures of chimpanzees and helping to bring their ecological vulnerability into the public consciousness. She also founded and remains integral to the Jane Goodall Institute, which encourages environmental activism and stewardship among young people. In this program, the famous scientist reflects on her many years spent observing and learning about our primate cousins.

Divoká Poľana: V medveďom vulkáne

The Secrets of the Snakes

Snakes, creatures with superpowers that have allowed them to adapt perfectly to their environment, play an essential role in the ecosystem.

Fukushima: Is There a Way Out?

Attenborough and the Giant Sea Monster

Sir David Attenborough investigates the discovery of a lifetime: the giant skull of a prehistoric sea monster, known as a pliosaur – the Tyrannosaurus rex of the seas!

Eternal Enemies: Lions and Hyenas

Trek into the hidden battlefields of northern Botswana where lions and spotted hyenas clash in overlapping territories. With never-before-seen footage, much of it filmed at night, you'll uncover an intense and vicious blood feud that has been waged for millennia. Follow the Southern Clan, led by a powerful hyena matriarch whose firstborn female cub kills her sister at birth to assure her succession as leader of the clan. Lurk in the shadows as a lioness from the Central Pride gives birth to three cubs and then encounters a deadly Egyptian cobra. You'll be stunned by breathtaking chase scenes as the hyena matriarch is brutally killed by a male lion, throwing the clan into chaos. Discover nature's savage conflicts in this ancient rivalry.

Super Senses

We take our features, our noses, eyes, and ears for granted, but they are pretty weird things until you look at the nose of a tapir or desman, the eyes of a cuttlefish or chameleon, or the ears of a seal or elephant. There is an almost endless variety of designs, and some are downright odd!

Summer Meadow

A close look at flowers and pollinators on a sunny summer morning.