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Physics studies features of the universe, ranging from natural to manmade phenomena. With Wolfram|Alpha, you can explore data about phenomena in the areas of quantum mechanics, nuclear and particle physics, thermodynamics and Newtonian mechanics. Wolfram|Alpha also knows a variety of physical formulas and constants. With all of this built-in data and interactive calculators, it is easy to get answers to your physics questions, either for homework or general curiosity.