Vacuum Cleaner. Hannah takes a look at the vacuum cleaner, going behind the scenes with Dyson and discovering how the motor in their latest vacuum spins nine times faster than that of a Formula One race car. 2/6. Mathematician and television presenter Hannah Fry hosts a series revealing the miraculous technologies that define the modern world.

Like Ghosts. The Hailstones produce an original work of Inupiaq art, and Cole Sturgis ventures into the wilds of the Southeast on a life-or-death hunt. 2/20. The brutal Alaskan winter dominates life for the hardy characters in this awe-inspiring series.

Islands. The expedition to film penguins on the remote island of Zavodovski was the most intrepid shoot of the series. 1/6. A behind-the-scenes look at the making of this epic BBC natural history series.

Episode 2. See how CGI imagery, the latest scientific research and archive footage created the series. In this episode: looking into the possibility of alien lifeforms. 2/5. This series combines stunning CGI imagery, the latest scientific research and archival footage captured during scientific missions to immerse viewers in the expansive and dramatic story of the universe, from its moment of inception 13.8 billion years ago, to what could be its ultimate fate, trillions upon trillions of years in the future.

Black Country Living Museum. At the Black Country Living Museum, one of the finds is a Faberge treasure given one of the highest valuations ever seen on the show. 7/26. Experts invite the public to bring along their antiques for examination. Some find their 'bric-a-brac' to be worth much more than they ever suspected.

Illness. Stephen Fry asks questions on the subject of Illness with guests Jo Brand, Ben Goldacre, Andy Hamilton and the ever-present Alan Davies. 9/16. Panel game hosted in which celebrity guests have to answer questions, avoiding repeating common misconceptions and urban myths.

Aston Hall 2. The team return to Aston Hall in Birmingham, where treasures include Wind in the Willows figures, memorabilia from an Aston Villa footballer and items from a pioneering mountaineer. 9/20. Experts invite the public to bring along their antiques for examination. Some find their 'bric-a-brac' to be worth much more than they ever suspected.

Royal Botanic Garden Edinburgh 3. The team return to the Royal Botanic Garden Edinburgh, where finds include a set of traditional Highland dress. Fiona gets a closer look at a plant specimen collected by Charles Darwin. 10/20. Experts invite the public to bring along their antiques for examination. Some find their 'bric-a-brac' to be worth much more than they ever suspected.

Episode 4. Host Romesh Ranganathan is joined by Dick and Dom, Chris Packham, Michelle Collins, Gemma Cairney, Nikki Fox, Clair Norris and Dev Griffin. 4/10. Comedian Romesh Ranganathan takes charge of the back-stabbing, big money, game show. Can the contestants create a chain of answers and avoid being the weakest link?

Episode 5. Host Romesh Ranganathan is joined by Esme Young, Patrick Grant, Dave Gorman, Richard Coles, Karim Zeroual, Kaz Kamwi, Candice Brown and The Vivienne. 5/10. Comedian Romesh Ranganathan takes charge of the back-stabbing, big money, game show. Can the contestants create a chain of answers and avoid being the weakest link?

Illness. Stephen Fry asks questions on the subject of Illness with guests Jo Brand, Ben Goldacre, Andy Hamilton and the ever-present Alan Davies. 9/16. Panel game hosted in which celebrity guests have to answer questions, avoiding repeating common misconceptions and urban myths.

Inland Revenue. Stephen Fry asks questions on the subject of Inland Revenue with guests Sandi Toksvig, Al Murray, Dara O Briain and the ever-present Alan Davies. 10/16. Panel game hosted in which celebrity guests have to answer questions, avoiding repeating common misconceptions and urban myths.

Aston Hall 2. The team return to Aston Hall in Birmingham, where treasures include Wind in the Willows figures, memorabilia from an Aston Villa footballer and items from a pioneering mountaineer. 9/20. Experts invite the public to bring along their antiques for examination. Some find their 'bric-a-brac' to be worth much more than they ever suspected.

Royal Botanic Garden Edinburgh 3. The team return to the Royal Botanic Garden Edinburgh, where finds include a set of traditional Highland dress. Fiona gets a closer look at a plant specimen collected by Charles Darwin. 10/20. Experts invite the public to bring along their antiques for examination. Some find their 'bric-a-brac' to be worth much more than they ever suspected.

Dartford. The team help Scott and Jenny, whose son Charlie was born with severe disabilities and needs around-the-clock assistance. With options running out, the family face putting him into care. 2/9. Nick Knowles and his team enlist an army of volunteers to tackle ambitious building projects, helping families in desperate need.

Wigan. The team help 35-year-old Mark Burrows, who is unable to walk, talk or feed himself. His parents are desperately trying to keep him at home, rather than sending him into care. 3/9. Nick Knowles and his team enlist an army of volunteers to tackle ambitious building projects, helping families in desperate need.

Illness. Stephen Fry asks questions on the subject of Illness with guests Jo Brand, Ben Goldacre, Andy Hamilton and the ever-present Alan Davies. 9/16. Panel game hosted in which celebrity guests have to answer questions, avoiding repeating common misconceptions and urban myths.

Inland Revenue. Stephen Fry asks questions on the subject of Inland Revenue with guests Sandi Toksvig, Al Murray, Dara O Briain and the ever-present Alan Davies. 10/16. Panel game hosted in which celebrity guests have to answer questions, avoiding repeating common misconceptions and urban myths.

Switzerland. Bill Nighy narrates a journey that starts at Tirano and climbs up through the Italian Alps and lakes through into Switzerland, taking in the Landwasser Viaduct. 4/6. Enjoy six very individual and stunningly beautiful train journeys from around the world. On each one we'll meet the people who work and live along the special rail line in six different countries.

Berlin. Joanna continues her travels to Berlin. A sometimes dark history has given birth to a creative city with a thrilling atmosphere. 3/3. The nation's favourite travel companion, Dame Joanna Lumley, is on an adventure to three of the world's greatest cities - Berlin, Paris and Rome - for this documentary series.

Castle Howard 2. At Castle Howard in North Yorkshire, the range of objects brought for the experts to peruse is eclectic, from a terracotta figurine to a jade Buddha. 8/26. Experts invite the public to bring along their antiques for examination. Some find their 'bric-a-brac' to be worth much more than they ever suspected.

Bread Week. The bakers face a technical that honours the NHS and an ambitious, artistic showstopper. 3/10. Twelve enthusiastic contestants face three challenges a week as they take part in a competition to determine which of them is Britain's best amateur baker.

Series 7, Episode 9. It's the semi-final, and the sewers go back to the 1940s. They create a pair of Oxford bags, dresses from parachutes and a Dior New Look outfit. 9/10. Amateur sewers take on challenges as they compete to be Britain's best home sewer. Their creations are judged by Savile Row's Patrick Grant and sewing expert May Martin.

Series 26, Episode 22. Quiz show in which contestants try to score as few points as possible by coming up with the answers that no-one else can think of. 22/55. Quiz show in which contestants try to score as few points as possible by coming up with the answers that no-one else can think of.

Christmas Special. For a very special Christmas episode, Sandi Toksvig is tonight joined by Sara Pascoe, Johnny Vegas, Josh Widdicombe and, of course, Alan Davies. 16/8. Panel game hosted in which celebrity guests have to answer questions, avoiding repeating common misconceptions and urban myths.

Rude. Joining Sandi tonight are John Barrowman, Phill Jupitus, Aisling Bea and Alan Davies, discussing all things related to "Rude". 1/16. Panel game hosted in which celebrity guests have to answer questions, avoiding repeating common misconceptions and urban myths.

Series 29, Episode 12. Graham Norton presents a lively chat show featuring Stanley Tucci, Dame Joan Collins, Jamie Oliver, Romesh Ranganathan, and Joy Crookes. 12/22. Graham Norton introduces another instalment of his trademark mix of cheeky celebrity chat and live music performances.

Series 4, Episode 8. This week there's live music from Snow Patrol and stand up from Kerry Godliman - and the series wouldn't be complete without the hilarious Send to All. This week presenter Alan Carr bravely hands his phone over to Michael as he sends a text to his contacts. 8/9. Comedian Michael McIntyre presents the family entertainment series that guarantees big laughs, big stars and big surprises.

Emmanuel Sonubi, Troy Hawke, Olga Koch. Emmanuel Sonubi welcomes Troy Hawke and Olga Koch to the stage. 5/7. The best stand-up comedy from the famous London venue.

Illness. Stephen Fry asks questions on the subject of Illness with guests Jo Brand, Ben Goldacre, Andy Hamilton and the ever-present Alan Davies. 9/16. Panel game hosted in which celebrity guests have to answer questions, avoiding repeating common misconceptions and urban myths.

Inland Revenue. Stephen Fry asks questions on the subject of Inland Revenue with guests Sandi Toksvig, Al Murray, Dara O Briain and the ever-present Alan Davies. 10/16. Panel game hosted in which celebrity guests have to answer questions, avoiding repeating common misconceptions and urban myths.

Episode 5. Host Romesh Ranganathan is joined by Esme Young, Patrick Grant, Dave Gorman, Richard Coles, Karim Zeroual, Kaz Kamwi, Candice Brown and The Vivienne. 5/10. Comedian Romesh Ranganathan takes charge of the back-stabbing, big money, game show. Can the contestants create a chain of answers and avoid being the weakest link?

Series 26, Episode 22. Quiz show in which contestants try to score as few points as possible by coming up with the answers that no-one else can think of. 22/55. Quiz show in which contestants try to score as few points as possible by coming up with the answers that no-one else can think of.

Series 29, Episode 12. Graham Norton presents a lively chat show featuring Stanley Tucci, Dame Joan Collins, Jamie Oliver, Romesh Ranganathan, and Joy Crookes. 12/22. Graham Norton introduces another instalment of his trademark mix of cheeky celebrity chat and live music performances.