The team investigate the incredible, natural material growing out of our heads - our hair - with access to the laboratories of some of the world's leading hair care companies. Show more
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Dr Giles Yeo investigates the latest diet craze and social media sensation - clean eating. Giles cooks with Ella Mills and sifts through the claims of the Hemsley sisters. Show more
Documentary which follows the everyday people battling in the most extreme environment on earth to move Halley VI, a vital polar research station. Show more
A few weeks ago, the National Health Service was hit by a devastating cyber attack - Horizon tells the inside story of one of the most challenging days in the history of the NHS. Show more
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
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
Presented by professor Uta Frith, this is an in-depth exploration of the psychopathic mind, including one of the most notorious psychopaths of all, Moors murderer Ian Brady. Show more
Comedian and impressionist Rory Bremner is on a personal mission to uncover the science of ADHD (attention deficit hyperactivity disorder), a condition which he suspects he has. Show more
Following three people living with voices, hallucinations and paranoia to explore what causes them, examining the impact of social, biological and environmental influences. 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
Hannah Fry delves into the data we have today to provide an evidence-based vision of tomorrow. With some expert help, she investigates questions we want answered about the future. Show more
With the dream of sending humans to Mars closer than ever before, Horizon asks the world's leading experts on Mars where they would go and what they would need to survive. Show more
Horizon follows an international team of volcanologists in Iceland as they draw fascinating parallels between the volcanoes on Earth and those elsewhere in the solar system. Show more
Film exploring what it means to be transgender and what happens when a person transitions psychologically, physically and biologically. Show more