Horizon

1. Do I Drink Too Much?

The world is affected by an obesity epidemic, but why is it that not everyone...

2. The Secret You

This documentary tries to answer the question of what makes a person who they...

3. Fix Me

Horizon follows the emotional journey of three young people with currently un...

4. Who's Afraid of a Big Black Hole?

Professor Brian Cox takes a global journey in search of the energy source of ...

5. Why Do We Talk?

Why are you more likely to have a heart attack at eight o'clock in the mornin...

6. How Long Is a Piece of String?

What is wrong with nudity? Why are people embarrassed about their bodies? How...

7. How Many People Can Live on Planet Earth?

In a Horizon special, naturalist Sir David Attenborough investigates whether ...

8. The Secret Life of the Dog

David Baddiel, father of two, sets out to answer one of the greatest question...

9. Why Do Viruses Kill?

Last century, earthquakes killed over one million, and it is predicted that t...

10. Pill Poppers

Science series. How much is really known about the medicines we take, and can...

11. Don't Grow Old

Horizon meets the scientists who are attempting to piece together why we age ...