Question

Explain the big bang theory ???????




User sad take my points.
​

Answer 1

At its simplest, it says the universe as we know it started with an infinitely hot, infinitely dense singularity, then inflated — first at unimaginable speed, and then at a more measurable rate — over the next 13.8 billion years to the cosmos that we know today.

Answer 2

hope right now my answer