BBC Four HD today Find out what's on TV.
Click here to open BBC iPlayer Not in the UK? Click here to read our guide on how to watch BBC iPlayer from abroad.- 3:10am
This Is BBC Four
BBC FOUR is the BBC channel for people who want more. More depth, more range, more to stimulate the mind.
- 7:10am
This Is BBC Four
BBC FOUR is the BBC channel for people who want more. More depth, more range, more to stimulate the mind.
- 11:10am
This Is BBC Four
BBC FOUR is the BBC channel for people who want more. More depth, more range, more to stimulate the mind.
- 3:10pm
This Is BBC Four
BBC FOUR is the BBC channel for people who want more. More depth, more range, more to stimulate the mind.
- 7:00pm
The Architecture The Railways Built
Series 1 Episode 10Tim Dunn visits Swindon's railway village, which became home to Great Western's enormous works and he also explores the dark and secret past of Milan's monumental station.
- 7:45pm
Flying Gardener
Somerset/Devon: ShortPeripatetic gardener Chris Beardshaw flies to the south west in search of hedges. He visits the gardens of RHS Rosemoor in Devon and Antony House in Cornwall.
- 8:00pm
To the Manor Born
Series 1 Episode 6: Grape VineDespite having come down in the world, Audrey feels appearances demand she take a holiday but dreads leaving her beloved Grantleigh Manor in DeVere's hands. So she picks the only safe week - when DeVere himself is on holiday.
- 8:30pm
Keeping Up Appearances
Series 4 Episode 5: Looking at PropertiesHyacinth decides to have a second attempt at finding a weekend home in the country and Elizabeth is called in to help her on her property search. Her final choice is `interesting' to say the least and worries Richard enormously.
- 9:00pm
The Fall and Rise of Reginald Perrin
Series 1 Episode 1: HippopotamusWhen Reggie set off for work on Tuesday, he had no intention of calling his mother-in-law a hippopotamus, but he did and life would never be the same again.
- 9:30pm
The Fall and Rise of Reginald Perrin
Series 1 Episode 2: Nightmare in the ParkReggie wants a holiday, but what he gets is an afternoon in hell driving around a safari park in a hot, sweaty, smelly car. There's also a possibility that he might lose his temper with his son-in-law.
- 10:00pm
Timewatch
The Killer Wave of 1607A killer wave struck the counties of the Bristol Channel in 1607. Timewatch follows the research of 2 scientists who are increasingly convinced that the wave was a British tsunami.
- 10:50pm
Japan's Master of Restoration
Series 1 Episode 1: Dormant TreasuresA museum in Osaka asks the Mayuyamas for help with artefacts currently hidden away in their archive. An exquisite 800-year-old celadon vase from China and a 16th-century Totoya Chawan tea bowl both require their expert attention to be brought back to life.
- 11:40pm
The Joy of AI
Professor Jim Al-Khalili takes a look 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.
- 12:40am
The Secret Rules of Modern Living: Algorithms
Mathematician Professor Marcus du Sautoy demystifies the hidden world of algorithms.
- 1:40am
Flying Gardener
Somerset/Devon: ShortPeripatetic gardener Chris Beardshaw flies to the south west in search of hedges. He visits the gardens of RHS Rosemoor in Devon and Antony House in Cornwall.
- 1:55am
Timewatch
The Killer Wave of 1607A killer wave struck the counties of the Bristol Channel in 1607. Timewatch follows the research of 2 scientists who are increasingly convinced that the wave was a British tsunami.
- 2:45am
The Joy of AI
Professor Jim Al-Khalili takes a look 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.
- 3:45am
This Is BBC Four
BBC FOUR is the BBC channel for people who want more. More depth, more range, more to stimulate the mind.