Universe

Jan 2020
28
0
izmit
Is there a god?what existed before the big bang?ıs there parallel universes ?Did Time Have A Beginning?
 
Jun 2016
1,369
695
England
No One Knows
And quite probably it is unknowable.
 
Oct 2017
676
348
Glasgow
Is there a god?
Perhaps.

what existed before the big bang?
According to the Big Bang model, nothing.

ıs there parallel universes ?
No, but some people like the idea. You might find it interesting to read about the "many-worlds" interpretation of quantum mechanics.

Did Time Have A Beginning?
According to the Big Bang model, yes. The universe is around 13.4 - 13.8 billion years old.