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 I consider how my light is spent,
Ere half my days, in this dark world and wide,
And that one talent which is death to hide
Lodged with me useless.”
—John Milton (1608–1674)
“There is nothing strange about fear: no matter in what guise it presents itself it is something with which we are all so familiar that when a man appears who is without it we are at once enslaved by him.”
—Henry Miller (1891–1980)