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15 Scientific Mysteries Boffins Can't Figure Out

"To know, is to know that you know nothing," said Socrates, the famed ancient Greek philosopher.

2. What happens inside a black hole
2. What happens inside a black hole
Wikipedia

Black holes are places in space where gravity is so strong that even light can't escape, so no one has ever been able to say what happens inside a black hole.

That said, Dr. Hawking has theorized that rather than being stored within the deep clutches of a black hole, information from "within" a black hole actually remains outside of it (in the "event horizon") and is therefore theoretically accessible. (Still with us?)

Of course, since the event horizon is outside the black hole, the theory itself is a paradox.



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