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Scientists have observed Einstein's theory of gravity functioning within the quantum realm for the first time, testing the Equivalence Principle.
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A new quantum gravity theory, known as Gravity from Entropy, seeks to reconcile the laws of gravity with the second law of thermodynamics.
New research from Kyushu University suggests that quantum gravity tests may be misinterpreting ordinary spacetime as quantum superposition.
Recent theoretical developments in quantum gravity suggest that time may not be a fundamental component of reality.