Quote:
Originally Posted by renormalised
Dark matter, as well, can be said to be tinkering around with gravity, because they use it to explain the anomalous velocity curves for the outer regions of galaxies, amongst other things. They know hardly anything about what it is, or even if it really exists. That's regardless of so called "images" of it that they've taken. In 50 or 100 years time, they'll probably come up with some other explanation entirely  |
The whole point behind dark matter is not having to tinker with gravity at all.
It is the gravitational perturbative effects of dark matter on ordinary matter.
Steven