Strange Dark Matter Interactions Could Create Galactic Disks and Dark Light http://ifttt.com/images/no_image_card.png

A small percentage of the dark matter in our universe might be able to interact with itself through an as yet unknown dark force, forming dark atoms and possibly even emitting dark light.



via Wired Top Stories http://feeds.wired.com/~r/wired/index/~3/BXGaNn6Rhvk/