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A theory of quantum gravity, which aims to merge quantum mechanics and general relativity, postulating that the structure of space is composed of finite loops woven into an extremely fine fabric or network.

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Does the discreteness of spacetime in canonical approaches imply good bye to STR?

There are great answers above. One of the features of STR is the Klein-Gordon equation. I'd like to point out that the Klein-Gordon equation models the vibrations in an elastic solid. This is well kno …
Carl Brannen's user avatar
5 votes
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What do "tachionic" neutrinos mean for QG?

For this post I will assume that the observation of neutrinos faster than light is accurate and not further mention this assumption below. Of the particles whose speeds have been accurately measured, …
Carl Brannen's user avatar