#big_bang

Big Bang

Physical theory

The Big Bang is a physical theory that describes how the universe expanded from an initial state of high density and temperature. The notion of an expanding universe was first scientifically originated by physicist Alexander Friedmann in 1922 with the mathematical derivation of the Friedmann equations.

Thu 19th

Provided by Wikipedia

Learn More
0 searches
This keyword has never been searched before
This keyword has never been searched for with any other keyword.