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The science of sex
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Life the universe & everything
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Inside the mind
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Wonders of the world: Places to visit before the climate changes
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The green issue
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Marijuana: What science has to say
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Future special: The water crisis
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New age nucluear
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Star struck: The psychology of our celebrity obsession
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Up, up and away: The science of superheroes
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Wings of desire
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Holidays in space
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Goodbye earth
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The man from the 11th dimension