Keegan-Michael Key and Jordan Peele cooperate to impersonate President Obama in Comedy Central's Key and Peele. Ian White/Comedy Central hide caption

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Before and after: The iMut8r app brings out the inner zombie in children of all ages. Glenn McDonald for NPR hide caption

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When jeans are too heavy and shorts are too, well, short, do you reach for pants, or for slacks? hide caption

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Machinarium from Amanita Design is an adventure game centered a robot who has been sent to the scrap heap. Players solve puzzles to help the robot return to the city. Amanita Design hide caption

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Nancy Pelosi takes the stage during Day Two of the Democratic National Convention in Charlotte, N.C., in September. Alex Wong/Getty Images hide caption

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A Swiss cardiologist plots a cheeky graph that shows a country's chocolate consumption may predict its chances of winning a Nobel. John Loo/ hide caption

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