The Most Powerful Black Holes in the Universe

Alabama is the Southernmost home of the Eastern Hemlock, a special grove of trees protected by Wild Alabama, who monitor against an incoming invasive species.

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.

How's it all gonna end? This experience takes us on a journey to the end of time, trillions of years into the future, to discover what the fate of our planet and our universe may ultimately be. We start in 2019 and travel exponentially through time, witnessing the future of Earth, the death of the sun, the end of all stars, proton decay, zombie galaxies, possible future civilizations, exploding black holes, the effects of dark energy, alternate universes, the final fate of the cosmos - to name a few.

Travel to the ice mountains of Chile to discover the secrets of the puma (aka panther, mountain lion and cougar) the area's largest predator. Discover how this elusive cat survives and follow the dramatic fate of a puma and her cubs.

Trees talk, know family ties and care for their young? Is this too fantastic to be true? German forester Peter Wohlleben and scientist Suzanne Simard have been observing and investigating the communication between trees over decades. And their findings are most astounding.

Go to the Big Island and hover above erupting craters at Hawaii Volcanoes National Park, watch flowing orange lava ooze across charred rock and steam billow from the Pu'u 'O'o Vent. Glide over Maui's Haleakala National Park and discover the diversity of Hawaiian landscapes. Island hop to Lanai for spectacular beaches. Visit Pearl Harbor from above and the memorial sites before exploring the rest of Oahu. Narrated by Tom Skerritt

The passage of time is spellbinding in this cinematic tour de force about the Wadden Sea. A film that inhales and exhales along with the tides as it explores the fragile relationship between man and nature.

Told by an old Sagauro cactus, of the many guests which live in its "hotel," from ants to owls nestling in its bark and unlikely co-habitants such as a rattle snake and next door, protected by a barrier of thorn balls, a desert rat.

Die letzten Paradiese - Die schönsten Landschaften und Tierparadiese der Welt

For more than 20 years, Maurice & Katia Krafft have traveled the world. From Iceland to Hawaii, from Africa to Indonesia, they are usually the first to reach the scene of an eruption. Join them as they risk their lives to document the birth of a volcano.

Program One KILAUEA: MOUNTAIN OF FIRE Ecosystems on Big Island Face No Small Challenge Kilauea, violent and beautiful, destructive and creative, continually molds Hawaii's Big Island. Kilauea: Mountain of Fire explores the incredible power of the volcano and the challenges of like in its shadow. Academy-winner F.Murry Abraham narrates. TV-G Program Two VIOLENT HAWAII From Rivers of Lava Springs Bedrock of Life Imagine a lost word with lava flowing down mountainsides, violent storms, monster waves, rock sides and even heavy snows. This isn't science fiction. It's Hawaii-where spectacular beauty was forged by fire, and created by Turbulent natural forces. Tony Award-winner James Naughton narrates this riveting HD visual journey. TV-G

RHINO MAN follows the courageous field rangers who risk their lives every day to protect South Africa's rhinos from being poached to extinction.

Safari: Lynx

Kerkini: The Bird Sanctuary

Sir David Attenborough narrates a documentary about the Kea, the world's only alpine parrot. Playful and destructive, it attacks cars, starts landslides and terrorises New Zealand ski resorts but behind the bad behaviour there's a sharp mind at work. David tries to play chess with a kea and discovers how its cheeky character is the key to its survival.

Secret territories still exist in France today. This film is a personal quest, the story of a crazy gamble taken by a passionate dreamer, an anti-hero capable of breaking all barriers to achieve his goal: to meet wild wolves in their natural habitat. After three years in the field, bivouacking in the wilderness in all weathers, the director managed to track down the wolves. Little by little, he observes, gets closer and ends up being accepted by the pack. Against all odds, the magnificent predators offer a little of their intimacy to this strange character. But the film also raises the question of the limits of this intimacy.

First Nations fight to end grizzly bear trophy hunting in the Great Bear Rainforest in British Columbia. The Heiltsuk, Kitasoo Xai'xais and Gitga'at First Nations enforce a ban by using Coastal Guardian Watchmen, while the Raincoast Conservation Foundation purchases trophy hunting licenses in the area to prevent a hunt from taking place. The film offers unique access to Canada's First Nations and a breathtaking view of the majestic animals inhabiting the Great Bear Rainforest, including the elusive Spirit Bear.

From homosexual penguins and sex-transitioning fish to pregnant male seahorses and sexually dominant female bonobos, thousands of species defy our expectations of gender and sexuality. Director Drew Denny takes the nature documentary to a whole new level in this eye-opening and entertaining expedition to the places David Attenborough overlooks, where giant duck penises and corkscrew vaginas take center stage. Debunking myths that females are “inferior” and being queer is somehow “unnatural,” Second Nature explores the 1500+ animal species that engage in same-sex sexual behavior and parenting, change sex, form matriarchies, and more.

We have volunteered for the Earth Conservation Corps to restore the Anacostia river and the Washington wasteland where we live and often meet an early violent death. We are striving to return our nation's bird,the bald eagle, to our Nation's Capitol. If the eagles survive maybe we can too. We began filming this documentary in 1992 to show people our America. "Endangered Species" is our story. - Written by Antoine Woods

After one of the hottest years on record, Sir David Attenborough looks at the science of climate change and potential solutions to this global threat. Interviews with some of the world’s leading climate scientists explore recent extreme weather conditions such as unprecedented storms and catastrophic wildfires. They also reveal what dangerous levels of climate change could mean for both human populations and the natural world in the future.