What If The Big Bang Was A 4D Black Hole Instead?

The Big Bang has a lot of problems. For one, the usual laws of physics break down in a singularity. It’s bizarre and chaotic; anything could happen. Which makes cosmologists wonder why it would evolve into something as well-ordered as the universe we see around us. As Niayesh Afshordi put it in Nature last year: “For all physicists know, dragons could have come flying out of the singularity.”