Through compelling testimony from 7-10 year-old survivors, this film reveals how the deadly wave and the Fukushima nuclear accident have changed children's lives forever

After one of the hottest years on record, Sir David Attenborough looks at the science of climate change and potential solutions to this global threat.

Today, the topic of climate change is a major part of daily life, yet 40 years ago it was virtually unheard of. Since then, Horizon and the BBC have followed scientists as they have tried to unpick how the climate works and whether it is changing.

The nation's love affair with the coast will be reawakened for this entertaining and ambitious exploration of the entire UK coastline. Across 13 programmes Coast celebrates the unique character of the UK's coastal communities, exploring a wealth of fascinating human stories through a mixture of expert comment, contemporary storytelling and computer-generated images. This is the coast as never seen before.

The South Wales coast, by the Second Severn Bridge, has the second highest tidal range in the world, at around 14.5 metres (the highest is the Bay of Fundy, located off the northern coast of Maine, USA). It's also home to an extraordinary tidal phenomenon - the Severn Bore.

The coast of North West England covers some classic industrial landscapes and playgrounds, and a dangerous world of shifting sands.

Scotland's west coast has the most jagged and dramatic coastline in Great Britain. It's only 300 miles as the seagull flies, but once you add in the dozens of islands anchored off this rugged coastline it is thousands of miles.

This is a coast of two halves, divided by the broad Humber. We start on the craggy grandeur of the Yorkshire coast and finish by wading through the vast salt marshes and mudflats of the Wash.

Every beach, bay and cliff edge along this stretch of coast has a story to tell of people who struggled with changing sea levels, the perils of flooding, subsidence and erosion. Whole towns have been lost to the sea, houses teeter on cliff tops... the very land is crumbling away.

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.

Hannah Fry leads a nationwide experiment to help plan for the next deadly flu pandemic, which could happen at any time. How many will it kill? What can we do about it?

When Neil Armstrong stepped onto the moon in 1969, America went down in popular history as the winner of the space race. But that history is bunk. The real pioneers of space exploration were the Soviet cosmonauts.

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

Since he was a teenager, Dara O Briain has been fascinated with professor Stephen Hawking, the world's most celebrated scientist. In this special film, Dara spends time with his boyhood hero as he attends the world premiere of The Theory of Everything, the movie made about his life, and then at Professor Hawking's home and place of work in Cambridge.

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.

In September 1991 two hikers made a sensational discovery - a frozen body high in the mountains, near the border between Austria and Italy.

It's a voyage of exploration like no other - to Titan, Saturn's largest moon and thought to resemble our own early Earth. For a small team of British scientists this would be the culmination of a lifetime's endeavour - the flight alone, some 2 billion miles, would take a full seven years. This is the story of the space probe they built, the sacrifices they made and their hopes for the landing.

An investigation into the health epidemic that afflicts almost one in ten people in Birmingham and can lead to heart failure, blindness, kidney disease and leg amputations.

GPs are among the most trusted and respected of all professions. They are our first port of call for most NHS treatment with 800,000 people visiting surgeries every day. But Dispatches reveals that failing doctors routinely slip through the system.

As patient numbers and pressures increase, Dispatches investigates the reality of work for nurses around the country and examines whether patient care is being compromised in NHS hospitals.

Dispatches reveals what life is like for elderly men and women forced to live on today's state pension and deal with the complexities of the government's means-tested benefits to keep body and soul together.