Kids might be more satisfied if they get one good treat instead of one good treat and one lesser treat. iStockphoto.com hide caption

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Why Are Kids Who Get Less Candy Happier On Halloween?

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The Ask.fm website has been linked to two bullying cases that led to suicides. Danny E. Martindale/Getty Images hide caption

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Raising Social Media Teens Means Constant Parental Learning

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Eeek, Snake! Your Brain Has A Special Corner Just For Them

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Eva Hu-Stiles virtually interacts with her grandmother. iPad assist by Elise Hu-Stiles. John W. Poole/NPR hide caption

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What You Need To Know About Babies, Toddlers And Screen Time

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Ava Gene's, a Roman-inspired restaurant in Portland, Ore., incorporates colatura, a modern descendant of ancient Roman fish sauce, into several of its dishes. Deena Prichep/NPR hide caption

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Fish Sauce: An Ancient Roman Condiment Rises Again

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This riboflavin-rich material can be used to print intricate, microscopic structures in three dimensions. Courtesy of North Carolina State University hide caption

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Craig Venter: Life at the Speed of Light

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Climate Change Aids Toxic Slime's Advance

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Uncovering the Brain of a Psychopath

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Anoushka Shankar's new album, Traces of You, comes out Tuesday. Harper Smith/Courtesy of the artist hide caption

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Engineering A Cooler Climate, Robo-Roaches, Anoushka Shankar

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Clostridium difficile, a bacterium that causes severe diarrhea, can be difficult to treat with antibiotics. Stefan Hyman/University of Leicester hide caption

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