Quote:
Originally Posted by batema
Thank you all but I have one last (at this time) question. The concept of it being uniform in every part of the sky when measured, is this uniform nature due to photons travelling from the same distance or is it uniformly distributed throughout the observable universe....
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It's the photon's travelling from the same distance. The CMB is also known as the "last scattering surface" by plasma prior to recombination into neutral hydrogen. This is around z=1050. Any deeper (further back in time) and the Universe is opaque due to extensive photon scattering.
Regards
Steven