Wait a second: What came before the big bang?


Not everyone thinks the universe had a beginning. Cosmologists used to think the universe was totally timeless: no beginning, no end. That might sound mind-melting, but it’s easier on the scientific brain than figuring out what a set starting point would mean, let alone when it would be. So some physicists have cooked up alternative cosmological…


Wait a second: What came before the big bang?
Wait a second: What came before the big bang?

Comments

Loading Facebook Comments ...
Loading Disqus Comments ...