What is the Big Bang?

The Big Bang is a theory about how the Universe began. Most scientists believe the Big Bang theory which is the current accepted model for the beginning of the Universe. Georges Lemaître first proposed the

The Big Bang

How could an explosive Big Bang be the birth of our universe?

What was there before the Big Bang? - BBC Sky at Night Magazine

How Did the Big Bang Happen?

Putting the “bang” in the Big Bang, MIT News

The Short and Skinny on the Big Bang

What Was The Big Bang? - WorldAtlas

Cosmic timeline: What's happened since the Big Bang

Big-bang model, Definition, Evidence, Videos, & Facts