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Tagged with scales quantum-gravity
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Scale dependent dimensionality
Many theories of quantum gravity features the so called "dimensional reduction" (e.g. Asymptotic Safety, Causal Dynamical Triangulations, Euclidean Dynamical Triangulations, Loop Quantum ...
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How do we end up with a gravity-dominant macroscopic universe from a quantum world having weakest gravity?
At quantum scale, gravity is the weakest force. Its even negligible in front of weak force, electromagnetic force, strong force.
At macroscopic scale, we see gravity everywhere. Its actually ruling ...
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Classical black holes?
How big should the black hole be so we can consider it to be classical?
When they claim that we can not probe shorter distances than the Planck length, can it be true?
The argument says that, doing ...
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