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DigitalGlobe, the firm that provides much of the imagery for Google Earth, is launching a next-generation satellite in 2014. However, the super-sharp images of the WorldView-3 aren't for Google and Bing Maps: They're going straight to the military and intelligence agencies

BOSTON – The world has seen seven global cholera outbreaks since 1817, and the current one seems to have come to stay. Rising temperatures and a stubbornly persistent, toxic bacteria strain appear to have given the disease the upper hand. Public health officials are working on vaccines, struggling to improve sanitation in impoverished nations and grasping for ways to predict the outbreaks