What was on the outward side of the last scattering surface then and what is on the outward side of the sphere of 14 billion years radius?

Accordingly to the Big Bang cosmology, the last scattering surface is a 2dim (topological) sphere S2. The sphere is a TWO SIDED surface. On the inward side of the last scattering surface was, and...

18 March 2014 10,172 6 View