Moreover, they also point out that there should be a second signal from annihilating dark matter, in the form of gamma rays coming from the Milky Way's halo.
When Hogwarts Castle is besieged by Voldemort (Ralph Fiennes) and his hordes of Death Eaters, the brave Harry (Daniel Radcliffe) and his loathsome nemesis face off, going wand-to-wand on staircases, in dark chambers, and in courtyards, as the magic rays lunge back and forth like lightning bolts.
The Alpha Magnetic Spectrometer was designed to search for dark matter by collecting high energy radiation known as cosmic rays, and then sort through it looking for a certain class of particle believed to be created after two bits of dark matter collide in space and destroy each other.