Now this isn't to say that is exactly how it occurred on the early earth, but it does prove that given the right conditions, the right chemicals can form a self replicating molecule, RNA. Life. All on their own.
another trick question which one is more intelligent? the chimp or the guy that plays poker with the chimp?
Actually, I think the creation of a robot that can create other robots, that can create other robots is all the proof we need that there could not be a god.
What happened before the big bang? I take it you believe all of this is all random chaos - all chance. Surely you have some faith? Curious.
We don't know yet. Not in the slightest. I believe it is a result of a natural process. Not an ounce.