MEXICO: There’s a common notion that at the edge of every black hole lies a back door to the universe — an exit from reality into a new realm where fundamental laws of nature, like time, no longer behave the way that we understand them.
What happens once you cross this threshold is a long-standing mystery that the world’s leading scientists have been pondering for decades with little headway.
Now, a recent paper presented at a conference in Paris this week has proposed a solution by looking at black holes in a completely different way.
Taking a novel approach to this age-old problem, the theory proposes that there is no back door to the universe in the first place. Instead, black holes are impenetrable bodies, called fuzzballs.
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