In astrophysics self-interacting dark matter is a hypothetical form of dark matter consisting of particles with strong self-interactions. This type of dark matter was postulated to resolve a number of conflicts between observations and simulations on the galactic scale and smaller. Self-interacting dark matter has also been postulated as an explanation for the DAMA annual modulation signal.
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Famous quotes containing the words dark and/or matter:
“When it is dark in the east, it is light in the west; when things are dark in the south there is still light in the north.”
—Chinese proverb.
“[A] Dada exhibition. Another one! What’s the matter with everyone wanting to make a museum piece out of Dada? Dada was a bomb ... can you imagine anyone, around half a century after a bomb explodes, wanting to collect the pieces, sticking it together and displaying it?”
—Max Ernst (1891–1976)