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Worried about being hit by NASA’s UARS satellite? You probably shouldn’t lose too much sleep about it, according to an Indiana University of Pennsylvania geoscientist. “Compared to the other perils of everyday life (such as riding in a car) the hazard is very minor for us on the ground, but space junk is a much greater problem in orbit, where collisions can cause considerable damage to a satellite or spacecraft," Dr. Kenneth Coles says.

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While the earthquake in Virginia and Hurricane Irene seemed to occur almost together, an IUP geoscientist says there is no connection between earthquakes and hurricanes.

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The greatest economic reason to support an ethics-based approach to safety management within a capitalistic system is that prosperity generates an environment where continuing improvement and reduced risk are affordable.