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“A university student attending lectures on general relativity in the morning, and on quantum mechanics in the afternoon, might be forgiven for concluding that his professors are fools, or that they haven’t talked to each other for at least a century.” Physicist Carlo Rovelli wrote that in his recent book, Reality is not what it seems. “In the morning, the world is a curved space-time where everything is continuous; in the afternoon, the world is a flat one wh...
