How do atheists try to accommodate the Big Bang in their worldview?

J. Warner Wallace: God’s Crime Scene

OK, so J. Warner Wallace has a new book out and it’s about science and God.

I wanted to link to something about Lawrence Krauss trying to accommodate the Big Bang within his worldview of atheism.

Wallace writes:

One of the key pieces of evidence in the universe is simply it’s origin. If our universe began to exist, what could have caused it’s beginning? How did everything (all space, time and matter) come into existence from nothing? One way atheist physicists have navigated this dilemma has simply been to redefine the terms they have been using. What do we mean when we say “everything” or “nothing”? At first these two terms might seem rather self-explanatory, but it’s important for us to take the time to define the words. As I’ve already stated, by “everything” we mean all space, time and matter. That’s right…