The nature documentary explores mammals' ability to learn new tricks to survive, and features unique footage of a killer whale hunting elephant seal pups.
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Science series. Jimmy Doherty investigates food producer trickery. He turns pork into square sandwich ham and tries to artificially ripen bananas.
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Ellie Harrison journeys along the Norfolk coast. En route, she fishes for mussels, learns about a famous singing postman, and goes on the trail of a true local legend.
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The nature documentary looks at insects. There are 200 million insects for each of us. The key to their success is an armoured covering that takes on almost any shape.
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Alan Davies tries to answer the proverbial question: how long is a piece of string? But the task soon turns into a mind-bending voyage of discovery where nothing is as it seems.
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Documentary series. Ray Mears follows in the footsteps and techniques of Briton David Thompson, who mapped four million square miles of North America.
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UK wildlife series. Chris and Kate are in the Cairngorms to witness winter’s arrival, and Simon King is in the company of rooks, as thousands gather in a spectacular winter roost.
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Scotland’s countryside magazine. Dougie Vipond visits the Dutch village with no traffic signs and asks if Scotland should follow suit. Nick Nairn concludes his culinary journey.
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Rural issues. Julia Bradbury and Matt Baker visit the Isles of Scilly, and Tom Heap investigates why burning trees is better for the environment than many of us think.
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Click looks at powering gadgets using solar energy, it highlights a clever trick to shut down Vista in a jiffy, plus a round-up of the new games hitting the shops for Christmas.
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Drawing on 45 years of Horizon archive, Dr Kevin Fong presents a documentary showing how the intriguing possibility of life on Mars has fuelled man’s quest to visit the Red Planet.
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