BBC Four HD Tuesday, 26 December 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.- 4:40am
This Is BBC Four
BBC FOUR is the BBC channel for people who want more. More depth, more range, more to stimulate the mind.
- 6:30am
This Is BBC Four
BBC FOUR is the BBC channel for people who want more. More depth, more range, more to stimulate the mind.
- 10:30am
This Is BBC Four
BBC FOUR is the BBC channel for people who want more. More depth, more range, more to stimulate the mind.
- 2:30pm
This Is BBC Four
BBC FOUR is the BBC channel for people who want more. More depth, more range, more to stimulate the mind.
- 6:30pm
This Is BBC Four
BBC FOUR is the BBC channel for people who want more. More depth, more range, more to stimulate the mind.
- 7:58pm
This Is BBC Four
BBC FOUR is the BBC channel for people who want more. More depth, more range, more to stimulate the mind.
- 8:00pm
Earth's Tropical Islands
Series 1 Episode 1: MadagascarJourney across the tropical island of Madagascar and explore the unique and incredible wildlife it has to offer, from its famed lemurs to chameleons. As the oldest island on earth, life has had time to evolve, and there are now more unique plants and animals on Madagascar than any other island.
- 9:00pm
Royal Institution Christmas Lectures
2023: Professor Mike Wooldridge - The Truth about AIProfessor Mike Wooldridge compares how AI works and learns with how the human brain functions. Exploring the roots of AI, Mike reveals how Alan Turing devised a test of whether a machine answering a series of questions could pass as a human.
- 10:00pm
Digging for Britain
Series 8 Episode 4: WWII SpecialThe team are on the hunt for archaeology from the more recent past as they follow the search for artefacts from World War II. They join marine archaeologists in the Solent as they raise the once-in-a-lifetime find of a Fairey Barracuda divebomber. More than 2,500 Barracudas were in service during the war but not a single complete plane survives today. Naoíse Mac Sweeney joins the post excavation to reveal how the find could help bring this rare aircraft back to life.
- 11:00pm
The Two Ronnies
The Studio RecordingsFeaturing the unedited takes of some famous and not so famous sketches from the classic comedy show, `The Two Ronnies'.
- 11:30pm
Playhouse
A Song at TwilightEnormously successful writer Sir Hugo Latymer has a tryst with the past not altogether to his liking.
- 12:55am
The Wednesday Play
The VortexA mother and son face the truth about one another during a weekend house party in Noël Coward's brilliantly merciless portrait of the darker side of the Jazz Age.
- 2:05am
Towards Tomorrow: Robot
Isaac Asimov, science fiction writer and prophet of the robot age, predicts a future in which man and robots form a combined culture, a culture in which, to use his own words, `mankind may want robots not only as helpers and servants but also as friends, as something with which they can identify'.
- 2:55am
Horizon
Now the Chips Are DownFirst transmitted in 1978, Horizon examines the rise of the microprocessor and asks if automation presents a problem for the future of British industry. The programme was followed by a live studio discussion, included here, featuring Mick McLean - Science Policy Research Unit, University of Sussex, Robert Clayton - Technical Director G.E.C and Barrie Sherman - Director of Research, Association of Scientific, Technical and Managerial Staffs.
- 3:50am
Earth's Tropical Islands
Series 1 Episode 1: MadagascarJourney across the tropical island of Madagascar and explore the unique and incredible wildlife it has to offer, from its famed lemurs to chameleons. As the oldest island on earth, life has had time to evolve, and there are now more unique plants and animals on Madagascar than any other island.
- 4:50am
This Is BBC Four
BBC FOUR is the BBC channel for people who want more. More depth, more range, more to stimulate the mind.