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4gravitons.com
| | backreaction.blogspot.com
6.2 parsecs away

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| | Science News, Physics, Science, Philosophy, Philosophy of Science
| | diffxweyl.wordpress.com
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| | Gravity has often been called a gauge theory of the Poincaré or Lorentz group. Here, I develop general relativity in direct analogy to Yang-Mills theory, avoiding geometry entirely1. None of this is original, but I have tried to simplify the presentation compared to the literature, where the similarities and differences between the two theories are...
| | profmattstrassler.com
5.4 parsecs away

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| | Today I continue withmy series of postson fields, strings and predictions. During the 1980s, as I discussed in the previous post in this series, string theorists learned that of all the possible string theories that one could imagine, there were only five that were mathematically consistent. What they learned in the first half of the...
| | joecarlsmith.com
27.9 parsecs away

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| We should try extremely hard to use AI labor to help address the alignment problem.