Cosmology

So...
Since Edwin Hubble decided to quit his law practice and become an astronomer, we have found out that the universe is in fact expanding. Later, thanks to the work of Alexander Friedmann and Georges Lemaître, we found out there was once a 'primal atom' that contained the entire mass of the universe, including the 4 'known' forces, and all the energy. In other words, everything. Our current universe being the result of the expansion of that primal object, or Big Bang. Later,