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Posted on: 06:51:07 PM on May 20, 2015
What are white holes


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Posted on: 10:14:05 AM on June 17, 2017
a white hole is a hypothetical region of spacetime which cannot be entered from the outside, although matter and light can escape from it. In this sense, it is the reverse of a black hole, which can only be entered from the outside and from which matter and light cannot escape.





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