xkcd: Cosmologist on a Tire Swing

A few years ago the “it’s senseless to ask what came before the big bang because there was no before” meme was hot.  I remember Stephen Hawking saying it in his documentary a year or two ago.  There now seems to be a good amount of push-back from the rest of the cosmology community to this certitude.

via xkcd: Cosmologist on a Tire Swing.

“Cosmology sounds pretty confusing”.   Amen.