Khadra Abdulle, a resident of St. Paul, stops to shop at the Riverside Market in the Cedar-Riverside neighborhood of Minneapolis. It's the inaccurate information about a link between vaccines and autism, she says, that's keeping some well-meaning parents from getting their kids vaccinated against measles. Mark Zdechlik/MPR hide caption

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Mark Zdechlik/MPR

Unfounded Autism Fears Are Fueling Minnesota's Measles Outbreak

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Adam Cole/NPR

Peep Show: Watch Us Calculate The Speed Of Light With Stale Easter Treats

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A prototype MOF-based water-collection device is set up for testing on the roof of a building on the MIT campus. Courtesy Evelyn Yang, MIT hide caption

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Courtesy Evelyn Yang, MIT

Researchers Find A New Way To Make Water From Thin Air

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Mildred Dresselhaus, winner of the Kavli Prize and the Presidential Medal of Freedom, speaks in Bergen, Norway, in 2012. Marit Hommedal/Flickr hide caption

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Marit Hommedal/Flickr

NASA's Voyager 2 spacecraft gave humanity its first glimpse of Neptune and its moon Triton in the summer of 1989. This picture of Neptune was produced from the last whole planet images taken through the green and orange filters on the Voyager 2 narrow angle camera on Aug. 20, 1989. NASA hide caption

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NASA

Vintage American history photo of a nuclear weapon test by the American military at Bikini Atoll, Micronesia on July 25, 1946. The explosion was part of Operation Crossroads. John Parrot/Stocktrek Images/Getty Images hide caption

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John Parrot/Stocktrek Images/Getty Images