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:

    Midway along the journey of our life [Nel mezzo del cammin di nostra vita] I woke to find myself in a dark wood, for I had wandered off from the straight path.
    Dante Alighieri (1265–1321)

    Boys will be boys. And even that wouldn’t matter if only we could prevent girls from being girls.
    Anthony Hope (1863–1933)