Why doesn't dark matter clump strongly in the center of galaxies, since it doesn't feel either radiation pressure or the Pauli exclusion effect?
Does the recent news of "ten times more galaxies" imply that there is correspondingly less dark matter?
Are black holes expected to contain the same ratio of dark matter to regular matter as the rest of the universe?
Could not slow neutrinos orbit galaxies and clusters, thus comprising a large component of even COLD dark matter?
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