Archie Baron

Timewatch is a long-running British television series showing documentaries on historical subjects, spanning all human history. It was first broadcast on 29 September 1982 and is produced by the BBC, the Timewatch brandname is used as a banner title in the UK, but many of the individual documentaries can be found on US cable channels without the branding.

An exploration of the history of bohemians - weird and wonderful artists and writers who have chosen to defy convention, from radical romantics to sandal-wearing vegetarians and sexual-experimenters.

Suzy explores how the power of music to rouse our emotions gave it a crucial role in some of the most turbulent years of the 20th century.

As Brexit Britain prepares to draw up new rules on who is welcome here, Ian Hislop takes an entertaining and provocative look at the decades from the Victorian era to the First World War, when modern Britain introduced its first peacetime restrictions on immigration.

Ian Hislop explores the British obsession with the past. He reveals how and why, throughout our history, we have continually plundered 'the olden days' to make sense of and shape the present.

How to have a happier life and a better world all thanks to maths, in this witty, mind-expanding guide to the science of success with Hannah Fry. Following in the footsteps of BBC Four's award-winning maths films The Joy of Stats and The Joy of Data, this latest gleefully nerdy adventure sees mathematician Dr Hannah Fry unlock the essential strategies you'll need to get what you want - to win - more of the time. From how to bag a bargain dinner to how best to stop the kids arguing on a long car journey, maths can give you a winning strategy. And the same rules apply to the world's biggest problems - whether it's avoiding nuclear annihilation or tackling climate change.

A sharp, witty, mind-expanding and exuberant foray into the world of logic with Computer Scientist Dave Cliff. Following in the footsteps of the award-winning The Joy of Stats and its sequel, Tails You Win - The Science of Chance, The Joy of Logic takes viewers on a new Wingspan roller-coaster ride through philosophy, maths, science and technology all of which, under the bonnet, run on logic. Wielding the same wit and wisdom, animation and gleeful nerdery as its predecessors, this film journeys from Aristotle to Alice in Wonderland, Sci-Fi to Supercomputers to tell the fascinating story of the quest for certainty and the fundamentals of sound reasoning itself.

A moving, feature-length documentary shot on three continents, and amongst the most ambitious factual programmes on the BBC in recent times. Motherland used genetics to enable members of the African diaspora to trace for the first time their African ancestry. Three Black Britons become the first people ever to uncover what Alex Haley, author of Roots, could only dream of - to "go back" to Africa and reconnect with the precise population groups from which their ancestors were separated by slavery.

Professor David Spiegelhalter tries to pin down what chance truly is and how it works in the real world. With his unique storytelling method, he applies a blend of wit and wisdom, animation, graphics, and gleeful nerdery to the joys of chance and the mysteries of probability. It is a vital branch of mathematics that tells us what might happen in the future based on the events of the past.

Comedy icon Joanna Lumley pursues a life-long dream to track down the elusive and beautiful Northern Lights. She travels North across the Arctic Circle, up through Norway and finally to Svalbard, the most northerly permanently inhabited place on Earth, where she has to cope with temperatures approaching minus 30° C. Joanna’s journey takes her from train to boat and huskysled to snowmobile as she is pulled ever northwards and finally, in a breathtaking climax to the film, Joanna gets to see with her own eyes the spectacular beauty of the Northern Lights. As seen on ABC1.

The illustrator and author paints scenes from a 70-year-long career, including his work with Roald Dahl. With David Walliams, Joanna Lumley, Peter Capaldi, Ore Oduba and Michael Rosen.

Professor Jim Al-Khalili looks at how we have created machines that can simulate, augment, and even outperform the human mind - and why we shouldn't let this spook us. He reveals the story of the pursuit of AI, the emergence of machine learning and the recent breakthroughs brought about by artificial neural networks. He shows how AI is not only changing our world but also challenging our very ideas of intelligence and consciousness. Along the way, we'll investigate spam filters, meet a cutting-edge chatbot, look at why a few altered pixels makes a computer think it's looking at a trombone rather than a dog and talk to Demis Hassabis, who heads DeepMind and whose stated mission is to 'solve intelligence, and then use that to solve everything else'. Stephen Hawking remarked 'AI could be the biggest event in the history of our civilisation. Or the worst'. Jim argues that AI is a potent new tool that should enhance our lives, not replace us.

Richard Alwyn's intensely moving film, inspired by the experience of his brother-in-law, follows two stroke survivors who can no longer take language for granted.

The extraordinary story of the most disturbing witch trial in British history and the key role played in it by one nine-year-old girl. Jennet Device, a beggar-girl from Pendle in Lancashire, was the star witness in the trial in 1612 of her own mother, her brother, her sister and many of her neighbours and, thanks to her chilling testimony, they were all hanged.

A witty and mind-expanding exploration of data, with mathematician Dr Hannah Fry. This high-tech romp reveals what data is and how it is captured, stored, shared and made sense of. Fry tells the story of the engineers of the data age, people most of us have never heard of despite the fact they brought about a technological and philosophical revolution.

Jayne Torvill and Christopher Dean travel to Alaska on an extraordinary quest to fulfil a life-long dream. Ever since they were kids, they’ve wanted to skate free in nature, rather than round in circles on artificial ice. Now they’ve come to Alaska to make that dream come true.

Documentary telling the real story of the Cambridge Spies - subject of the drama series A Spy Among Friends.

Ian Hislop's sharp, provocative take on 200 years of fake news and its consequences - from Victorians on the moon to 21st-century deepfake, and Hislop as never seen before.

Writer and birdwatcher Tim Dee walks the flatlands of The Wash in Lincolnshire on a quest to capture the elusive sound of 'pure' wind. A poetic, mesmeric film from film-maker Richard Alwyn.

Professor Hans Rosling shares his excitement with statistics, and shows how researchers are handling the modern data deluge.