[wbarmy]

While we do not yet understand what dark matter is formed of, we know that it is everywhere,” said Dr Denis Erkal from Cambridge’s Institute of Astronomy, the paper’s lead author. “It permeates the universe and acts as scaffolding around which astrophysical objects made of ordinary matter – such as galaxies – are assembled.”

So, Einstein was correct about the ether, and motion in space is the exact same as wave theory predicts?

[SubMareener]

Has nothing to do with General Relativity, it has to do with electricity and magnetism! It the relative strength of the "strong" force that holds nuclei together is 1, then the strength of gravity is 10^-31 but the electromagnetic force is 10^-3, or about 10²⁸ times stronger.