United States runner Kam Conley sheds layers to train for the Olympics in England on Monday. Less clothing means more evaporation, keeping athletes cooler. Hussein Malla/AP hide caption

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Summer Science: Clothes Keep You Cool, More Or Less

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The Space Trip That Made Sally Ride A Folk Hero

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Joe Palca serves up some hot tea on a very hot day at Teaism in Washington, D.C., last week. Maggie Starbard/NPR hide caption

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Cool Down With A Hot Drink? It's Not As Crazy As You Think

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NPR interns (from left) Angela Wong and Kevin Uhrmacher participate in an experiment to induce brain freeze. Benjamin Morris/NPR hide caption

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When Ice Cream Attacks: The Mystery Of Brain Freeze

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Joe Palca's perfectly toasted marshmallow. Maggie Starbard/NPR hide caption

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Summer Science: The Perfectly Toasted Marshmallow

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'Eliminate Dengue' Team Has A Deep (Lab) Bench

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Scott O'Neill wants to rid the world of dengue fever by infecting mosquitoes with bacteria so they can't carry the virus that causes the disease. Benjamin Arthur for NPR hide caption

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A Scientist's 20-Year Quest To Defeat Dengue Fever

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Summer Science: How To Build A Campfire

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Bo Van Pelt celebrates his hole-in-one during the final round of the Masters on April 8. New research suggests that golfers may be able to improve their games by believing the hole they're aiming for is larger than it really is. Andrew Redington/Getty Images hide caption

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Can You Think Your Way To That Hole-In-One?

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The last lunar eclipse of 2011 as seen from the San Gabriel Valley east of Los Angeles on Dec 10, 2011. Frederic J. Brown/AFP/Getty Images hide caption

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Earth Has Just One Moon, Right? Think Again

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The Messenger spacecraft is depicted over the Calvino Crater on Mercury in this enhanced-color image of the planet's surface. NASA/Johns Hopkins University Applied Physics Laboratory/Carnegie Institution of Washington hide caption

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Spacecraft's Wild Ride To Mercury Yields Surprises

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Astronauts may have a particular affinity for Tabasco sauce in space because their sense of smell and taste is distorted. John Rose/NPR hide caption

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Why Astronauts Crave Tabasco Sauce

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