Narrated by Sir David Attenborough, this film follows the teams at the Natural History Museum as they replace the iconic dinosaur skeleton cast with a real blue whale skeleton. Show more
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Horizon explores the artificial intelligence required to replace human drivers in cars, peers into the future driverless world and discovers that it might not be all good news. Show more
After 13 years traversing the Saturn system, the spacecraft Cassini is plunging to a fiery death. Horizon will be there for with a ringside seat for its final moments. Show more
Science series. Horizon explores why placebos work, despite containing no active ingredient, and explains how we could all benefit from their hidden power. Show more
The unknown story of the worst child-poisoning case since thalidomide, featuring a landmark legal battle by a group of mothers determined to uncover the truth. Show more
First transmitted in 1997, this is the story of how and why Dolly the sheep, the first cloned copy of an adult mammal, came to be created. Show more
First transmitted in 2000, Horizon follows an expedition to the Andes where wreckage from missing 1947 passenger plane Star Dust mysteriously reappeared. Show more
Dr Hannah Fry uncovers the inside story of a healthcare revolution, with behind-the-scenes access to Babylon Health, who want to prove that their AI is a match for human GPs. Show more
GP Dr Zoe Williams investigates the contraceptive pill - exploring the latest scientific research and investigating the future of birth control. Show more
Investigating the scientific facts and figures behind the biggest public health crisis in living memory as a new coronavirus takes an unprepared world by storm. Show more
Horizon meets the people living with OCD, looks at the therapy available and asks what neuroscience can offer by way of a cure. Show more
Until very recently the whole idea of the multiverse was dismissed as fantasy. Horizon asks whether multiple universes exist and, if so, which one we are actually in. Show more
Palaeontologists recently discovered strata in South America showing packs of huge dinosaurs. These amazing discoveries have changed what we know about the dinosaur world. Paul Brightwell narrates. Show more
Last year, a tiny, fossilised jaw bone was found in a dusty museum. Scientists believe it holds the key to the mystery of the 'missing link' in our evolution. Narrated by John Shrapnel. Show more
Horizon investigates unusual space signals including the Lorimer Burst, and has exclusive access to researchers at the Green Bank Telescope searching for signals from Tabby's Star. Show more
The programme goes behind the scenes at Nasa as the countdown commences to the landing of a billion-dollar nuclear-powered rover on the surface of Mars. Show more
A film from 1969 about what man had seen and done during the first 10 years of space exploration, and how these findings were being used to affect the environment on earth.
After the US had spent nearly $40 billion to put man on the moon, this 1969 documentary asked if the returns would justify the effort and what the program's true objectives were.
Horizon follows the emotional journey of three young people with currently untreatable conditions to see if, within their lifetime, they can be cured. Show more
Series exploring topical scientific issues. Featuring the latest research into pain, one of the most common and mysterious human experiences. Show more