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Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas

AMA | October 2024

9609.822 - 9630.18 Sean Carroll

That means that their dynamics in a galaxy or something like that would be different than that of dark matter particles. Even though they're electrically neutral, they can bump into atoms. They can even bump into photons because they're made of charged quarks inside. So they're not completely transparent like we want a good dark matter particle to be.

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