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Secrets of the Sequence（50）

Abstract: Gene detectives are tracking down a killer， one that has decimated our beautiful old oak trees. It's not a simple mat...

Country: America Duration: 30 mins Viewers: 753

Secrets of the Sequence（35）

Abstract: For centuries' isolation， disease， feuds and disasters limited variation in Iceland's gene pool. In 1995， more people...

Country: America Duration: 30 mins Viewers: 753

Secrets of the Sequence（34）

Abstract: This right here is a chimerical mouse. These mice were not so much born， as engineered in the university of Utah labo...

Country: America Duration: 30 mins Viewers: 752

The Human Body: How It Works

Abstract: In order to function normally， human body has to meet three demands: regular nutrition supply， processing of nutrient...

Country: Australia Duration: 18 mins Viewers: 752

Secrets of the Sequence（48）

Abstract: American James Watson and Englishman Francis Crick connected many smaller discoveries， and built their famous model， ...

Country: America Duration: 30 mins Viewers: 752

Power Plants — The Island of Ancient Trees

Abstract: In search of a century-old tree， the scientists come to a deep valley on the Island of Mauritius. At a path thro...

Country: America Duration: 50 mins Viewers: 749

The Bacterium

Abstract: Infectious diseases are caused by bacteria. But during the Middle Ages， millions of people died without knowing the c...

Country: Germany Duration: 15 mins Viewers: 746

Human Defenses

Abstract: Harmful microbes can enter our bodies via seemingly minor cuts or through contaminated food and water. Our bodies are...

Country: America Duration: 30 mins Viewers: 744

Cunning Little Pills

Abstract: If you come back in Australia 200 years ago we had a mass of little animals living in Australia. They weren't big k...

Country: Australia Duration: 25 mins Viewers: 743

The Biophysical Environment

Abstract: The lithosphere， hydrosphere， biosphere and atmosphere are four interlocking pieces of the planet that together ...

Country: Australia Duration: 22 mins Viewers: 741

Over the Edge

Abstract: The water's edge， the first leg of an odyssey that extends from the junction of land and sea to the submerged edge of...

Country: Canada Duration: 30 mins Viewers: 741

Secrets of the Sequence（40）

Abstract: Across the world， science is closing in on the genetic causes of schizophrenia. Hearing voices or hallucinations is a...

Country: America Duration: 30 mins Viewers: 740

Microworlds — Snow Crystal

Abstract: The landscape is shrouded in a blanket of snow. Snow crystals are tiny works of art created in the clouds. Look close...

Country: Japan Duration: 5 mins Viewers: 736

Deep Connections

Abstract: There's a number of factors that influence both the surface ocean currents and the deep ocean currents. On the surfac...

Country: Canada Duration: 30 mins Viewers: 735

The Endless Voyage — Survivors

Abstract: The deep sea is the largest living space on Earth. It's home to the largest animal communities on Earth， largest in t...

Country: Canada Duration: 30 mins Viewers: 733

The Principles of the Hunters

Abstract: How would the food chain start? It is actually the plants that provide the crucial food base for carnivores. Herbivor...

Country: America Duration: 60 mins Viewers: 732

Life in the Balance

Abstract: After sixty million years on Earth， the rhinoceros is on the verge of extinction. Soon elephants may exist only in zo...

Country: America Duration: 60 mins Viewers: 731

Wildlife Diary 4

Abstract: Last time on Wildlife Diary， crazy with hunger with barely enough strength to hunt， Melissa brings down the young imp...

Country: America Duration: 30 mins Viewers: 731

Secrets of the Sequence（49）

Abstract: The fact that deoxyribonucleic acid， DNA， carried genetic information was known， but few thought it was the cent...

Country: America Duration: 30 mins Viewers: 730

World on a String

Abstract: Part of what makes us different one another as we grow older is that some of us stop asking the question "why" sooner...

Country: America Duration: 30 mins Viewers: 729

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