There is an extraordinary range of temperatures in the universe. This program examines the extreme lower temperature range, the temperature we live in and below, explaining how cold is essential for the formation of habitats suitable for life. Explore icy planets and moons, discover the role of cold in the Universe, and learn about the importance of ice to the development of habitable worlds.

(Click CC for subtitles) Charged with overseeing Israel's war on terror-both Palestinian and Jewish- the head of the Shin Bet, Israel's secret service is present at the crossroad of every decision made. For the first time ever six former heads of the agency agreed to share their insights and reflect publicly on their actions and decisions. The Gatekeepers offers an exclusive account of the sum of their success and failures. It validates the reasons that each man individually and the six as a group came to reconsider their hard-line positions and advocate a conciliatory approach toward their enemies based on a two-state solution.

This series shines a spotlight on the influential builders, dreamers and believers whose feats transformed the United States, a nation decaying from the inside after the Civil War, into the greatest economic and technological superpower the world had ever seen. The Men Who Built America is the story of a nation at the crossroads and of the people who catapulted it to prosperity. In the first episode, Cornelius Vanderbilt grows from a steamboat entrepreneur to the head of a railroad empire, and gets into a heated rivalry with Jim Fisk and Jay Gould; the up and coming John D. Rockefeller founds Standard Oil. Many business owners lay their own rail lines which leads to the Panic of 1873. Later, Rockefeller starts to expand his wealth by diverting his business from the railroads to a new innovation, oil pipelines.

In the second episode, Professor Iain Stewart discovers how flowers have transformed our planet. He journeys to the remote islands of the South Pacific to track down the earliest flowers. In the deserts of Africa and rainforests of Vietnam, he sees how they brought brilliant colour to the most barren landscapes and sculpted the earth itself. And he learns how they drove the evolution of all animals - kick-starting our human story.

In this series Professor Iain Stewart tells a stunning new story about our planet. He reveals how the greatest changes to the Earth have been driven, above all, by plants. In this first episode Iain journeys from the spectacular caves of Vietnam to the remote deserts of Africa. He sees how plants first harnessed light from the sun and created our life-giving atmosphere. He uncovers the epic battle between the dinosaurs and the tallest trees on the planet. And, using remarkable imagery, he shows plants breathing - and for the first time talking to each other.

A documentary feature on the explosive narco culture, a phenomenon blurring the lines between war and entertainment. To a growing number of Mexicans and Latinos in the Americas, the Narco Traffickers represent the only models of fame and success, the only way out of the ghetto. This is the untold story behind the drug war, an unstoppable cycle that has created a culture of addiction on both sides of the border — addiction to the vanity of money, drugs and violence. These are the personal stories of those entangled in this war, from the musicians who profit by glorifying violence, to the man who collects the bodies the morning after.