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Same with universe, we think it encompasses everything but according to our current definition it might now.
by Kubuxu 9y ago
Same with universe, we think it encompasses everything but according to our current definition it might now.
- sgt101 9y agoI think it's commonly held that an entities Universe is everything that has or could physically interact with that entity. So, everything that is out of the light cone for you is external to your universe.