Manic, sad, up, down. Your voice may reveal mood shifts. iStockphoto hide caption

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Phone App Might Predict Manic Episodes In Bipolar Disorder

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Gender Imbalance in Academic Science

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Elizabeth, Samuel, Bryan and Noah Shaw amid Texas bluebonnets on Easter Sunday. Samuel was conceived with in vitro fertilization so he would not suffer from the hereditary cancer that afflicted Noah. Courtesy of Elizabeth Shaw hide caption

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Faith Drives A Father To Create A Test For Childhood Cancer

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Noah Shaw, now 5, shows off his Texas roots at a recent birthday party. Courtesy of Bryan Shaw hide caption

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Chemist Turns Software Developer After Son's Cancer Diagnosis

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Eyewire: A Computer Game to Map the Eye

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NASA

Not-So-Objective Scientists Cling To Accepted Wisdom

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The Z machine is located in Albuquerque, N.M., and is part of the Pulsed Power Program, which started at Sandia National Randy Montoya/Sandia National Laboratory hide caption

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The Scientist Who Makes Stars On Earth

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Current water-filtering technology is costly, but MIT scientists are testing a simpler and cheaper method that uses wood from white pine trees. Wikimedia Commons hide caption

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To Clean Drinking Water, All You Need Is A Stick

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About 50,000 years ago, a meteorite struck earth east of present-day Flagstaff, leaving this crater as its calling card. Shane.torgerson/Wikimedia Commons hide caption

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NASA's On Alert For Big Scary Asteroids. What About Smaller Ones?

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Scientists Come Close To Finding True Magnetic Monopole

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Peter Stone Can't Get Enough Of Robots Playing Soccer

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Neonatal nurse Florence Mwenifumbo monitors a newborn receiving bubble CPAP treatment in Blantyre, Malawi. The device was developed by students at Rice University in Houston. Rice 360/Rice University hide caption

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Saving Babies' Lives Starts With Aquarium Pumps And Ingenuity

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Dee Faught tests a robotic arm installed on his wheelchair in September. Commercially produced robotic arms can cost tens of thousands of dollars, but three Rice engineering students built one for Dee for about $800. Eric Kayne for NPR hide caption

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'The Coolest Thing Ever': How A Robotic Arm Changed 4 Lives

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Dr. Jim Olson meets with Carver Faull at Seattle Children's Hospital in August. Carver, now 12, had surgery to remove a brain tumor in 2012. Matthew Ryan Williams for NPR hide caption

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Treating Kids' Cancer With Science And A Pocket Full Of Hope

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