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Results tagged with black-holes
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user 64374
A black hole is a region of spacetime from which nothing can escape. More formally, the future light cone of any observer within the black hole is completely contained in the black hole, and the black hole region is not within the past light cone of any observer that goes to spatial infinity in an infinite amount of time.
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Is a black hole really connecting two parallel universes? [duplicate]
What is beyond the point of singularity in a black hole and universe expands in all the three $x$, $y$ and $z$ axis?
So how can one thing be on top of another when we don't know where the end point …
