Canadian bear expert Charlie Russell rescues two orphaned cubs destined for death in a squalid Russian zoo and secrets them away to his home in the remote wilds of the South Kamchatka peninsula, in the former Soviet Union.

Explorer the ongoing quest to extend human life, the cutting-edge research and the latest discoveries.

Climate change is irrevocably altering the world as we know it, challenging our sense of the future and the fundamental values of our industrial societies.

Explore the impact of both colonial and contemporary initiatives in Kenya and how they affect the peoples who have traditionally lived off the land.

The emerging world market in living cells, where an individual's genes can be bought and sold as commodities.

Witness the exciting lead up to the launch of the new High Speed One service out of St. Pancras Station, in London. A look at the Large Hadron Collider, the largest and most sophisticated machine ever constructed by science. And an interview with musician and environmentalist, Sarah Harmer.

Now that climate change is an accepted, if inconvenient, truth, how are we coping? David Suzuki takes a first-hand look at how climate change is affecting Canadians where it really hurts: in their ability to make a living.

Hot Times in the City takes the pulse of three major Canadian cities: Vancouver, Toronto and Halifax, as they grapple with one of the planet's greatest threats to human health: global warming.

A look into the multi-billion dollar underworld of counterfeit drugs, the tale of the Lunokhod a self-propelled robot on the Moon that could be controlled from the Earth and an interview with Boston Bruins' defenseman, Andrew Ference.

In Hearing, episode one of The Science of the Senses, finding the answer to that question will take us on a journey through the ear, into the brain and right into the heart of the human psyche.

In The Science of the Senses: Touch we will take a journey through the skin, into the subcutaneous world of our sensory receptors and up into the brain as we explore the hidden language of our most essential sense.

In this episode of The Science of the Senses, we explore how smell combines with taste, somewhere in our brain, to create the perception of flavour. Most people wrongly assume that taste dominates. But what actually allows us to differentiate one food from another beyond the basics of sweet, sour, salty, savory and bitter, is the aroma.

This episode takes viewers on a fascinating tour of our visual world, from the moment light enters our eyes, to the way this information is transformed into electrical impulses and decoded by our brain - the domain of "visual perception". The act of "seeing" takes an immense amount of brainpower, more than 65% of the brain's neural pathways.

Explores how China's 1.3 billion people interact with their extraordinary wildlife and landscapes.

Beneath billowing clouds in China's far southwest, rich jungles nestle below towering peaks and jewel-coloured birds and ancient tribes share forested valleys where wild elephants still roam.

Explore the vast windswept wilderness in one of the world's most remote places - the size of Western Europe.

Travel across China's heartland where its Han people are the centre of a 5,000-year-old civilization.

Warrior nomads, bizarre wildlife and extreme weather conditions are found beyond the Wall, built by China's emperors.

China's coast is an area of huge contrast-from futuristic modern cities jostling traditional seaweed-thatched villages to ancient tea terraces and wild wetlands where rare animals still survive.

The SEDNA IV sails across the Polar Front, an area where cold turbulent Antarctic waters meet warmer water from the north - one of the earth's last great refuges for wildlife.

Antarctica's inhabitants are telling us that their world is changing in complex and subtle ways. The once successful colonies of diminutive Adelie penguins are declining because of increased snowfall - one of the unexpected consequences of a warmer climate.

A cold and mysterious world that is home to some of the toughest and most unusual creatures on the planet: giant ribbon worms, dragon fish, and ancient sponges.

Follow mission leader Jean Lemire and his crew as they endure 17 months on the expedition to measure the threat posed by global warming in the Antarctic - a place where the Earth is particularly vulnerable.