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The Truth About Personality
17/18Michael Mosley explores the latest theories on how our personalities are created.
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What Makes us Human?
16/18Professor Alice Roberts investigates what separates humans from the animal kingdom.
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Swallowed by a Black Hole
15/18How it was hoped we would be able to observe a feeding supermassive black hole in action.
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Fracking: The New Energy Rush
14/18Investigating the controversial process of mining natural gas via hydraulic fracturing.
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Little Cat Diaries
13/18Looks at the cats who stood out in the experiment conducted in The Secret Life of the Cat.
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The Secret Life of the Cat
12/18Horizon discovers what your cat really gets up to when it leaves the cat flap.
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The Age of Big Data
11/18Revealing the remarkable experiments taking place at the heart of the data revolution.
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The Truth about Taste
10/18Horizon explores the latest scientific insights into the most indulgent of all senses.
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How to Avoid Mistakes in Surgery
9/18What can surgeons learn from other professions about making life or death decisions?
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The Creative Brain: How Insight Works
8/18A look at how scientists are trying to work out how moments of creativity come about.
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The Truth About Meteors: A Horizon Special
7/18Iain Stewart explains what meteorites and asteroids are, and the danger they pose.
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Defeating the Superbugs
6/18Exploring the emergence of dangerous strains of bacteria resistant to antibiotics.
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How Small Is the Universe?
5/18Horizon goes in search of the smallest thing in the universe.
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How Big Is the Universe?
4/18Following the cosmologists who are attempting to create a map of everything in existence.
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Eat, Fast and Live Longer
3/18Michael Mosley examines the powerful science behind the ancient idea of fasting.
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Mission to Mars
2/18Behind the scenes at Nasa as they prepare to the land the Mars rover on the planet.
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The Truth About Looking Young
1/18Dr Rozina Ali finds out if it is possible to make skin look younger without surgery.
















