Alice Roberts enters a spider-filled house to find out about these eight-legged creatures.
First shown: 29 Oct 2014
1. New England
New England is the stage for an incredible autumnal colour change.
First shown: 5 Feb 2016
Professor Iain Stewart shows how control over water has been central to human existence.
First shown: 26 Jan 2010
2010-2011: 9. What Is Reality?
Are we are part of a cosmic hologram? Do we exist in an infinity of parallel worlds?
First shown: 17 Jan 2011
2014-2015: 2. Honey Badgers: Masters of Mayhem...
Is the honey badger the world's most aggressive animal?...
2013-2014: 2. Giant Squid: Filming the Impossible - Natural World Special...
Scientists achieve a world first, finding and filming the impossible - a giant squid....
2011-2012: 5. The Woman Who Swims with Killer Whales...
Dr Ingrid Visser investigates why there has been an unusual number of whale deaths....
2010-2011: 4. The Himalayas
Documentary looking at the variety of wild animals inhabiting the Himalayas....
2007-2008: 4. Tiger Kill
Film-maker Simon King sets out to capture a tiger kill on film for the first time....
Is the honey badger the world's most aggressive animal?
First shown: 18 Apr 2014
Scientists achieve a world first, finding and filming the impossible - a giant squid.
First shown: 13 Jul 2013
Dr Ingrid Visser investigates why there has been an unusual number of whale deaths.
First shown: 31 Aug 2011
3. Madeira: Island Ark
A look at what happens to a volcanic island as it nears the end of its life-cycle.
First shown: 1 Feb 2016
The story of the discovery in Argentina of the largest animal to ever walk the Earth.
First shown: 24 Jan 2016
Click looks at the possibilities of gadgets that biodegrade for use inside the body.
First shown: 30 Jan 2016
How 19th-century countess Ada Lovelace helped give rise to the modern era of computing.
First shown: 17 Sep 2015
BBC Four | Collection
The Brain with David Eagleman
1. What Is Reality?
2. What Makes Me?
3. Who Is in Control?
Exploring how the brain conjures up the world we all take for granted.
First shown: 21 Jan 2016
How the brain gives rise to thoughts, emotions, memories and personality.
First shown: 28 Jan 2016
How almost every action we take is driven by parts of the brain we have no access to.
First shown: 4 Feb 2016
The bodies of some animals stretch and shrink in extraordinary ways.
1. Deep Earth
How the forces of the deep Earth played a role in the development of human civilisation.
First shown: 19 Jan 2010
How have the curious minds of orangutans and crows helped them become so inventive?
Chris explores the mysteries behind a glacier that bleeds red.
First shown: 8 Oct 2015
David Attenborough uncovers the ways in which scientists are trying to preserve the reef.
First shown: 13 Jan 2016
David Attenborough examines the mysteries behind some fascinating creatures and plants.
First shown: 25 Jan 2016
The team pulls on the thermals for a walk on the wild side of winter.
First shown: 31 Jan 2016
David Attenborough returns to the island of Madagascar on a very personal quest.
First shown: 2 Mar 2011