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A sort of Holy Grail for physicists and information scientists is the quantum computer. Such a computer, operating on the highly complex principles of quantum mechanics, would be capable of performing specific calculations with capabilities far beyond even the most advanced modern supercomputers. It could be used for breaking computer security codes as well as for incredibly detailed, data-heavy simulations of quantum systems.

Uncle Sam's estimate of the damage caused by each ton of carbon dioxide is fundamentally flawed and "grossly understates" the potential impacts of climate change, according to an analysis released July 12 by a group of economists.