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Black Hole FAQ

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Description: Answers to black hole questions like "How big is a black hole?" ,"How do black holes evaporate?", and "What is a wormhole?".
Loosely speaking, a black hole is a region of space that has so much mass concentrated in it that there is no way for a nearby object to escape its gravitational pull. Since our best theory of gravity at the moment is Einstein's general theory of relativity, we have to delve into some results of this theory to understand black holes in detail, but let's start of slow, by thinking about gravity under fairly simple circumstances.
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