In this programme we look back at some of the highlights of our journey, exploring the future of our coast and what it'll mean for us as an island nation.

Helen Czerski goes in search of colour. She reveals what it is, what it does, and why colour doesn't exist outside of our perception.In the first episode, Helen seeks out the colours that turned planet Earth multicoloured. This is an HQ version.

The raw, early Earth had plenty of colour, but that was nothing compared with what was going to come next. That canvas was about to be painted with a vast new palette - and the source of those colours was life. Green is the colour of the natural world and yet it's the one colour that plants have evolved not to use.This is an HQ version.

We can't see in ultra violet, but many animals can. Helen explores what the world looks like to the birds and the bees. With the discovery of x-rays we could look inside ourselves in ways that previously had only been possible after death.This is an HQ version.

Helen Czerski goes in search of colour. She reveals what it is, what it does, and why colour doesn't exist outside of our perception. This is an HQ version.

Astronomer Carl Sagan leads us on an engaging guided tour of the universe, bringing such topics as Einstein\\\'s theory of relativity and Darwin\\\'s theory of evolution down to a layman\\\'s level of understanding. The first episode opens with a description of the cosmos and introduces the iconic \\\'Spaceship of the Imagination\\\'

Series showing how new camera technology is revealing the inner workings of the Earth's most spectacular natural wonders

Andrew Marr explores how Darwin's theory of evolution by natural selection has taken on a life of its own far beyond the world of science

In the first episode of the three-part series, Andrew Marr explores how Darwin\'s theory of evolution by natural selection has taken on a life of its own far beyond the world of science.

Andrew Marr discovers something surprising about his own evolutionary history as this epic series continues with an exploration of Darwin\'s impact on politics and society.

In the final episode of this ground-breaking series about Charles Darwin\'s legacy, Andrew Marr discovers how Darwin\'s ideas are helping us to save ourselves and all life on earth from extinction.

Documentary telling the little-known story of how Darwin came to write his great masterpiece, On the Origin of Species, a book which explains the wonderful variety of the natural world as emerging out of death and the struggle of life.

Sir David Attenborough goes back in time to the roots of the tree of life, in search of the very first animals

In fifty years of broadcasting, Sir David Attenborough has travelled the globe to document the living world in all its wonder. Now, in the landmark series, David Attenborough\'s First Life, he completes his journey by going back in time to the roots of the tree of life, in search of the very first animals.

Attenborough's journey continues in Canada's Rocky Mountains, where fossils document an explosion in animal diversity never seen before or since. Travelling from there to North Africa, the rainforests of Australia and the east coast of Scotland, Attenborough discovers how animals evolved to conquer not only the oceans but also the land and air.

The moon is such a familiar presence in the sky that most of us take it for granted. But what if it wasn't where it is now? How would that affect life on earth?

Documentary following endangered species fighting for their survival. David, a chimpanzee in Senegal, tries to overcome threats to his leadership and ensure an heir.

Documentary following endangered species fighting for their survival. A colony of emperor penguins try to keep themselves and their chicks alive through the winter.

Documentary following endangered species fighting for their survival. The lioness leader of a once mighty pride must now battle for their very survival.

Documentary following endangered species fighting for their survival. A painted wolf matriarch's feud with her daughter threatens to bring the dynasty down.

Documentary following endangered species fighting for their survival. A tigress must protect her cubs while battling rivals who want to steal her lands and overthrow her.

Five extraordinary animals, each in a heroic struggle against rivals and against the forces of nature, fighting for their own survival and for the future of their dynasties.

There's nothing else like it. Chris Packham reveals the epic, 4.5-billion-year story of our home - from its dramatic creation to the arrival of human life... and whatever's next.

Explores one of the darkest periods in Earth’s history: the worst mass extinction the planet has ever seen, when as much as 90% of all species died.

A look at how the giant supercontinent Rodinia broke up 800 million years ago. Earth’s tectonic forces ripped the land apart, kicking off a series of events that sent temperatures plummeting.

Chris Packham tells the miraculous story of how plant life turned the Earth from a barren rock into a vibrant green world.

When the Earth first formed from clouds of dust and gas, it was devoid of an atmosphere. But as the young planet is pummelled by asteroids, a period of extraordinary upheaval begins.

How dramatic twists in Earth’s story enabled humans to go from being part of nature to controlling it, and what can be learnt from this tale before it’s too late.

Cameras in space tell stories of life on our planet from a brand new perspective, revealing new discoveries, incredible colours and patterns, and just how fast it is changing.

From space, we follow elephants struggling through drought, reveal unknown penguin colonies from the colour of their poo, and discover strange ice rings that could endanger seals.