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Does energy really exist? | Priyamvada Natarajan, Avshalom Elitzur, and Bernard Carr on the enigma of energy
Philosophy For Our Times
Einstein's Unity of Space, Time, Matter, and Energy
Reality comprises four essential elements: space, time, matter, and energy. Einstein's work unified space and time in special and general relativity. He also demonstrated that matter and energy are interchangeable, refuting the laws of conservation of energy and matter, merging them into one law. Einstein's vision was that matter and energy could be seen as space-time entities wrapped around themselves. Current theories like string theories aim to explain the universe using multidimensional space-time. Quantum mechanics further explores the concept of energy.
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