D.C.) National Geographic Channel (Television station : Washington

Paleontologist Jack Horner and colleagues are challenging the long held belief that young dinosaurs looked like miniature versions of their parents. The transformations from childhood to adulthood may have been so dramatic that up to a third of all dinosaur species may vanish, leaving in their place a developing understanding of the complexity of dinosaur lives and the possible purpose behind features like horns lumps, bumps, and dome-heads.

Cuba's unspoiled tropical terrain, closed for decades by a U.S. trade embargo, escaped the commercialization of its Caribbean island neighbors. A title wave of hotels, asphalt, and pollution may be just ahead, if tourism experts are right. Look inside the long-closed paradise to see what the future holds for Cuba's unusual species of amphibians, reptiles, and fresh water fish.

Examines terrifying and scientifically plausible doomsday scenarios by exploring distinct, world-threatening events and the methods by which humanity would fight to survive against grim odds. Episodes include Zombie Earth, Hell on Earth, Frozen Earth, Flooded Earth, Monster Storm, and episode six TBD.

Take off beyond Earth's boundaries for the ultimate tour of our solar system. From Mars' monstrous mountains to Saturn's glittering rings, the sights are out of this world. Each hour offers breathtaking tours of the planets using modern-day high-tech telescopes and stunning CGI.

Billed as a "horror nature series", "Dead by dawn" looks at the nocturnal predatory activities of various species of wildlife in the African savannah, the jungles of Indonesia and Costa Rica, the swamps of North America, the Arabian Desert, and the forests of India. When the sun goes down, creatures of the night battle for survival. The first-ever horror nature series from the makers of The Walking Dead showcases the terror of the wild when the sun...

The natural world is full of amazing stories, but sometimes animals act in ways that seemingly go against all their instincts. From an elephant standing guard over a sick dog, to a giant tortoise adopting a baby hippo, and a lioness that ignores all the laws of nature to look after a baby oryx, this heart-warming series examines the cases of animals that have struck up unusual relationships.

The story of China's 8,000 terracotta warriors begins two centuries before the birth of Christ. The First Emperor of China was preparing an extravagant tomb for his journey into the afterlife, and decreed that he be protected forever by a monumental army. Since then no one has seen these ancient warriors in their original splendor, brightly painted and fully armed, ready to protect their Emperor for all eternity. Now this once mighty army will be...

When the Isthmus of Panama, once buried below the sea, rose up through geological activity and connected North and South America, many prehistoric animals, predators and prey, encountered each other for the first time. Join scientists on a quest to discover what happened and which creatures survived.

Nearly 40 years after Apollo astronauts Neil Armstrong and Buzz Aldrin enthralled the nation when they became the first men to land on the moon, lunar exploration has returned to the headlines as new information is being uncovered about the birth of our solar system. Stunning footage from the Kaguya lunar orbiter has revealed images of the moon and Earth in spectacular detail like never seen before. Explores the past, present and future of lunar expeditions...

America's Great Plains wee once a vibrant grassland ecosystem, akin to the great savannahs of Africa. Here, a mere 200 years ago, Lewis and Clark stepped onto this fertile landscape and were awestruck by what they saw -- herds of bison, packs of wolves, grizzly bears, prairie dogs and more. Since Lewis and Clark's time, many of these iconic prairie creatures have all but disappeared. Now, one of the most ambitious conservation projects in American...