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[Interview] Axions or Not. What's Hiding Behind Dark Matter

Universe Today Podcast

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The Dark Matter Problem in Cosmology

We know that the dark matter cannot be entirely made of one of these very light axioms. But what we do find is that it can be made of a mixture of these things. And then more than that, if that is the case, it would address this other problem that we have in cosmology, which is this clumpiness problem. It will hopefully lead us to answer more fundamental questions about the origin and future of the universe.

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