Saturday, May 18, 2024

Sabine Hossenfelder: Backreaction: Modified Gravity Strikes Back

PhysicsSabine Hossenfelder: Backreaction: Modified Gravity Strikes Back


Most astrophysics are pretty convinced that 80% of the matter in the universe is some invisible stuff that they can’t detect – dark matter. The idea has become more popular recently modified gravity ran into trouble by making a wrong prediction about wide binaries. However, in a new paper, John Moffat showed that at least one version of modified gravity — called MOG — fits the data just fine. Let’s have a look



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