Explore TV Series

A group of scientists and activists battle extreme temperatures and sleep deprivation while working for weeks on end to save the world's oceans.

The Weimar Republic (1918-1933) is regarded as a departure into the modern age, which failed because too many opponents wanted to put the clock back in the past. The need in Germany was not yet sufficiently developed to face democracy and take political fate into its own hands.

It all began with a single cell which, throughout the course of nearly 4 billion years, evolved into the diversity of life that surrounds us. No one knows how many species there are on our planet. Estimates vary between 10 and 100 million. But no matter how many species there may be - all life stems from a single common primeval ancestor.