The Big Bang Theory (No, not the show.)

https://www.youtube.com/watch?v=wNDGgL73ihY

This is an animated informational video of the generally accepted Big Bang theory. The Big Bang is said to be the beginning of the universe. Scientists used to believe that the universe was infinitely big until modern science and technology were able to see that it is actually still expanding and perhaps accelerating. This phenomenal theory is very consistent with what we know as physics today. Check it out!