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Pelicans rest on an oil retention boom near Grand Isle, La. Mario Tama/Getty Images hide caption
Smart bandages, including this one from Corventis, can transmit cardiac data in real time from a patient's body to a doctor. Courtesy of Mark Dastrup hide caption
One little calcium pill, lots of questions. iStockphoto.com hide caption
The question is: How much in taxes should the city get if you book this online? Joe Raedle/Getty Images hide caption