If you’re a wonder junkie like me, and not reading Ethan Siegal’s blog, Starts with a Bang!, you’re missing out. This post on why cosmologists think our universe is part of a multiverse is one of the best I’ve ever read. And it was from another of his superb pieces that I swiped the video below the jump showing a binary neutron star system decaying via gravity waves and merging into a single hot, throbbing mass.