Self-interacting Dark Matter

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.

Read more about Self-interacting Dark Matter:  Further Reading

Famous quotes containing the words dark and/or matter:

    “The political horizon looks dark and lowering; but the people, under Providence, will set all right.”
    —Abraham Lincoln (1809–1865)

    “No matter how much faculty of idle seeing a man has, the step from knowing to doing is rarely taken. ‘Tis a step out of the chalk circle of imbecility into fruitfulness.”
    —Ralph Waldo Emerson (1803–1882)