On Feb 26, 7:36 am, Joe Wisherman <joewisher...@yahoo.com> wrote: > If one won't use General Relativity. What makes light bend around the > sun since light doesn't have mass. Or how would light bend in flat > spacetime if you take the superstring theory approach where there is > really no curvature and it is a spin-2 field on flat spacetime which > is what strings do.
"According to the general theory of relativity space without ether is unthinkable" - Albert Einstein
General relativity is an aether theory.
What is presently postulated as non-baryonic dark matter is aether. Aether has mass. Aether physically occupies three dimensional space. Aether is physically displaced by matter.