Twins in Malawi helped scientists discover a role the gut microbiome appears to play in severe malnutrition. Photograph courtesy of Tanya Yatsunenko hide caption

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Gut Microbes May Play Deadly Role In Malnutrition

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The Book Club Catches 'The Andromeda Strain'

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Turning Girl Scout Cookies Into Graphene

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Cold Snap Shakes Up Winter Weather Outlook

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Months After Sandy, Mucking And Gutting

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Shoring Up The Nation's Crumbling Coastlines

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Canine Mystery: How Dogs Became Man's Best Friend

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The Self That's Left When Memories Fade

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William Shakespeare, depicted in this 17th century painting, penned his sonnets on parchment. Now his words have found a new home ... in twisting strands of DNA. Attributed to John Taylor/National Portrait Gallery hide caption

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Shall I Encode Thee In DNA? Sonnets Stored On Double Helix

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A well-traveled root: A vendor sells sweet potatoes at a market near Manila in 2011. The Portuguese brought the root to the Philippines all the way from the Caribbean. Ted Aljibe/AFP/Getty Images hide caption

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Carolyn Tuft and her daughter Kirsten (seen here in 2005) were the victims of a shooting at a Salt Lake City mall in 2007. Kirsten was one of five bystanders killed, and Carolyn was left in severe pain. Courtesy of Carolyn Tuft hide caption

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Painkiller Paradox: Feds Struggle To Control Drugs That Help And Harm

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Beijing Grapples with Record Air Pollution

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Edward Tufte Wants You to See Better

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Dementia Takes The Stage In 'The Other Place'

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