Horizon

- Season 48

(2011)

If you have ever wondered if you see the same thing as the next person this episode of Horizon will help put your mind at rest. You may think a rose is red, the sky is blue and the grass is green, but it now seems that the colors you see may not always be the same as the colors I see. Your age, sex and even mood can affect how you experience colors.

Horizon follows the astronomers pushing the limits of science and engineering with a new generation of super-telescopes in the hunt for mysterious objects in the universe. Covering not only the spectrum of visible and invisible light, but also the spectrum of telescopes from deep space, aircraft based telescope, high altitude land based, right down to sub-aquatic .

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Series exploring topical scientific issues. Featuring the latest research into pain, one of the most common and mysterious human experiences.

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A documentary that discusses synthetic biology.

Like many, Michael Mosley want to get fitter and healthier but can't face hours on the treadmill or trips to the gym. He uncovers new research that suggests many of us could benefit from just three minutes of high intensity exercise a week.

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People like to think they are in control of their lives - of what they feel and think. But scientists are now discovering this is often simply an illusion.

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Something weird seems to be happening to our weather - it appears to be getting more extreme. Horizon follows the scientists who are trying to understand what's been happening to our weather and investigates if these extremes are a taste of what is to come.

For the first time in history, machines are helping us unlock the secret of what intelligence is. Professor of Mathematics at Oxford University, Marcus Du Sautoy asks if a machine could ever think like him, and examines what that would mean.

Chances are that at some point in our lives, getting cancer is a fear we will have to face. But things are changing. Scientists are at a crucial turning point in the treatment against cancer. Meet the researchers, doctors and patients fighting against cancer using new treatments and technologies.

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