Know Your Stuff

Crimewatch hits the streets of Britain to appeal for help with unsolved cases.

When weight-loss injections stop, what happens to your body, hunger, and health?

Dating apps changed our love lives by connecting us - but at what cost?

Neighbourhood Watch with a digital upgrade!

The Rip Off Britain team is ready to tackle the issues you feel affect you the most.

Stacey Dooley uncovers the truth behind the biggest health trends.

Are TikTok-inspired 'frenzies' making us behave in ways that many consider unacceptable?

Reporter Pria Rai reveals a black market in cut-price 'skinny jabs.'

Going viral online can change everything - fame, fortune, or fallout. What happens next?

How Instagram became the dominant force it is today, told by those on the inside.

Continuing Michael Mosley's mission to improve the nation's health through simple science.

A look at some of the largest factories in Britain.

Hannah Fry uncovers the secrets behind the miraculous technologies of the modern world.

Professor Hannah Fry explores the science and technology of the future.

How detectives have cracked their biggest cases.

Jordan North uncovers the truth about vaping and decides if it’s time he packed it in.

Hannah Fry looks at some of the extraordinary human stories emerging from the world of AI.

Michael Mosley examines the powerful science behind the ancient idea of fasting.

Working with ethical hackers, Rav Wilding is hunting down the scammers plaguing our lives.

The stories of some of the UK's biggest scams and scandals.

Why are ultra-processed foods so irresistible, and why do they now dominate food culture?

Michael Mosley tells the story of the creation of our most useful and valuable drugs.

Horizon tells amazing science stories and reveals worlds you've never seen before.

Mind-expanding talks and hands-on science, inspiring children and adults alike since 1825.