Other approaches to the problem of quantum gravity

While string theory and loop quantum gravity are the most prominent approaches to the problem of quantum gravity, they are not the only ones. Some other approaches are described in the following spotlights.

Searching for the quantum beginning of the universe

About attempts to understand the beginning of our universe using different approaches to quantum gravity

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Geometry from order: causal sets

An overview of the causal set approach to a theory of quantum gravity

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