Is there something specific about the CMBR that makes it stand out from other radiation that did not originate from the Big Bang? They say something like 1% of the static on your TV comes from the CMBR. How do we know?
This is an old thread but my understanding is that there is an idea from quantum physics that says that empty space may be teeming with activity at a quantum level. I thought this might be of interest to the OP if he is still around.
Sorry for confusing everybody. I'm new here and only have a superficial knowledge of this stuff. I signed up here to learn more. I can see that one needs to be precise when commenting here. My original post was like a mixed metaphor. Let me restate so I know I understand correctly:
We can...
I'm not a physicist (as will become obvious the more I post here) but I watch a lot of Discovery channel. lol.
Let's say we are looking at a galaxy at the edge of the observable universe (I know you won't find any there, but go with it). In that galaxy is someone looking back at us. We each...