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

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

Dr Michael Mosley explores our earliest attempts to tackle infection and how scientists, chemists and doctors from Louis Pasteur to Howard Florey helped us win the battle. Show more

Jim Al-Khalili tells how the first 'natural philosophers' began to unlock electricity's mysteries, studying its curious link to life and building instruments to create it. Show more

GP Dr Zoe Williams investigates the contraceptive pill - exploring the latest scientific research and investigating the future of birth control. 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

The Rosetta mission to comet 67P was the first time a spacecraft landed on a comet's surface. What has this icy body taught us about the dawn of the solar system and the origins of life on earth?

A one-hour special in which The Sky at Night team face a live studio audience to answer their questions about the mysteries and wonders of the universe.

Documentary looking at the perception of AI from 1964 to the present day. Can we be optimistic about all that AI can deliver - or fearful of its ability to control our lives? 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

Documentary following Formula One racing team McLaren as they build a road car, the MP4-12C, using some of their cutting-edge F1 technology. Show more

Engineer Jem Stansfield investigates how we have come to understand, and then harness, the immense power of explosions, from ancient China to the nuclear age. Show more

Documentary series. Workers at British defence contractor QinetiQ reveal a handful of their secretive projects, including robots to defuse roadside bombs. Show more

Horizon follows the story of Richard Gray and his remarkable recovery from a life-changing catastrophic stroke, recorded by his documentary film-maker wife Fiona over four years. Show more

Insight - NASA's latest mission to Mars - goes in search of the secrets below its surface to reveal how the planet was formed and why it is so different from the Earth. Show more

We know that distant galaxies are racing away from us. But just how fast is the Universe expanding? Scientists are yet to agree on an answer. Show more

Jim Al-Khalili shows how harnessing the link between magnetism and electricity transformed the world, allowing us to generate a vast amount of electric power. Show more

Astronomers have found more than 4,000 planets circling stars other than our own. What do we know about these alien worlds and how have we managed to detect them? Show more