It is estimated that 99 per cent of species have become extinct and there have been times when life's hold on Earth has been so precarious it seems it hangs on by a thread. This series focuses on the survivors - the old-timers - whose biographies stretch back millions of years and who show how it is possible to survive a mass extinction event which wipes out nearly all of its neighbours. The Natural History Museum's Professor Richard Fortey discovers what allows the very few to carry on going - perhaps not for ever, but certainly far beyond the life expectancy of normal species. What makes a survivor when all around drop like flies? In this episode Professor Fortey focuses on a series of cataclysms over a million year period, 250 million years ago.

Exciting research fascinating world of sharks, along with two outstanding experts - Dr. Eugenia Clark, the world's experts studying sharks for 40 years, and Rodney Fox, who miraculously survived the attack of the great white shark. Under the guidance of others Clark and Rodney Fox, the film crew and the audience will make three breathtaking immersion in different parts of the world to learn more about these intriguing inhabitants of the ocean.

British writer and historian William Lindesey explores the most remote parts of China's national monument. He questions peasants and herders, experts and scholars, in a bid to learn how long the Great Wall is.

Can you ever have enough chocolate? Not Likely!
From Whoopie Pies and Mallomars to Rugelach and Chocolate Meringues, the recipes in The Ultimate Chocolate Cookie Book are melt-in-your-mouth delicious whether you like your cookies chewy, crispy, nutty or fruity. There are more than 90 different recipes and hundreds of variations by the Ultimate team, all with one thing in common -- chocolate.

Can you ever have enough chocolate? Not Likely!
From Whoopie Pies and Mallomars to Rugelach and Chocolate Meringues, the recipes in The Ultimate Chocolate Cookie Book are melt-in-your-mouth delicious whether you like your cookies chewy, crispy, nutty or fruity. There are more than 90 different recipes and hundreds of variations by the Ultimate team, all with one thing in common -- chocolate.

Frogger returns in order to get to the princess kissing a frog that turns into a prince. True it looks completely different and offers a completely new style of play.

Two crucial forces, science and religion, helped shape Western civilization and continue to interact in our daily lives. What is the nature of their relationship? When do they conflict, and how do they influence each other in pursuit of knowledge and truth?

On June 6, 1924, two men set out from a camp perched at 23,000 feet on an ice ledge just below the lip of Mount Everest's North Col. George Mallory, thirty-seven, was Britain's finest climber. Sandy Irvine was a young Oxford scholar of twenty-two with little previous mountaineering experience. Neither of them returned.