Horizon (1964)

Alcohol is by far the most widely used drug - and a dangerous one at that. So why are so many of us drinking over the recommended limits? W…

With the help of a hammer-wielding scientist, Jennifer Aniston and a general anaesthetic, Professor Marcus du Sautoy goes in search of answ…

Horizon follows the emotional journey of three young people with currently untreatable conditions to see if, within their lifetime, they ca…

Black holes are one of the most destructive forces in the universe, capable of tearing a planet apart and swallowing an entire star. Yet sc…

Talking is something that is unique to humans, yet it still remains a mystery. Horizon meets the scientists beginning to unlock the secrets…

Alan Davies attempts to answer the proverbial question: how long is a piece of string? But what appears to be a simple task soon turns into…

We have an extraordinary relationship with dogs - closer than with any other animal on the planet. But what makes the bond between us so sp…

Just months ago, the world stood in fear of an emerging new disease that threatened to kill millions. A new flu variant H1N1 had arrived. I…

Over a person's lifetime they are likely to be prescribed more than 14,000 pills. Antibiotics, cholesterol lowering tablets, anti-depressan…

For centuries scientists have been attempting to come up with an elixir of youth. Now remarkable discoveries are suggesting that ageing is…

By our third year, most of us will have learned to count. Once we know how, it seems as if there would be nothing to stop us counting forev…

Could you have come up with Einstein's theory of relativity? If not - why not? This is what Marcus du Sautoy, professor of mathematics, wan…

Horizon examines the evidence that our ancestors' changing diet and mastery of fire prompted anatomical and neurological changes that took…

There's something very odd going on in space - something that shouldn't be possible. It is as though vast swathes of the universe are being…