Does this explain what generates gravity?

It's a big subject ;-D

As are most of the cosmological subjects discussed in this thread.

Summarisation can help aid our understanding of them.

We can't all be Nobel prize winning cosmologists.

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Saul Perlmutter
 
I read the above article about the "cosmic glitch" the other night, but it gave no indication of what the required "fix" to general relativity is.

Elsewhere I read that the "fix" is an alteration to the value of the gravitational constant and would be applied as calculations approach the "superhorizon" - the maximum distance light could have traveled since the origin of the universe.

P.S. A 'glitch' in the gravitational constant is mentioned in the original research paper: https://iopscience.iop.org/article/10.1088/1475-7516/2024/03/045

It appears that the 'fix' is up for further exploration as its application is at the expense of spoiling fits to "the baryonic acoustic oscillation scale" in galaxy surveys!
 
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