Question

what is this "BIG BANG"???

Answer 1

The Big Bang theory is the prevailing cosmological model for the universe from the earliest known periods through its subsequent large-scale evolution. 

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Answer 2

Big Bang is the theory which says about the formation of universe.

Universe is formed 13.7 billion yrs ago with the sound of BIG BANG . So, the scientists are named as BIG BANG THEORY.

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