I believe that a scientist looking at nonscientific problems is just as dumb as the next guy.pic.twitter.com/aceoeDRRQT
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That's experiment, is dark matter really the only explanation?
There are other theories, the most promising one is modified gravity afaik, but they don't match the observations as well as dark matter.
Dark matter also doesn't seem to interact electromagnetically and "clump" together like regular matter, resulting in a different, more "cloud like" distribution. (Apparently this is also verified by CBM observations, but I really don't understand the details there. :)
Btw, there are galaxies with more and galaxies with less dark matter relative to the regular matter content, ruling out that we just don't understand regular matter well enough.
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