Contrary to usual assumptions, new astronomical observations suggest that dark matter may be self-interacting. If true this would rule out most popular dark matter particle candidates, including supersymmetric neutralinos, axions… Click to show full abstract
Contrary to usual assumptions, new astronomical observations suggest that dark matter may be self-interacting. If true this would rule out most popular dark matter particle candidates, including supersymmetric neutralinos, axions and sterile neutrinos, as well as black holes.
               
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