Why Black Holes Could Delete The Universe – The Information Paradox
Black holes are scary things. But they also might reveal the true nature of the universe to us. This video was funded by SNSF under Agora Grant n. 171622 and through the NCCR SwissMAP: The...
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Black holes are the most powerful things in the universe, strong enough to rip whole stars into atom sized piecesWell, this is scary enough. They have an even more powerful and dark property: they might delete the universe itself.Black holes in a nutshellA black hole appears when an extraordinary amount of matter is concentrated in a tiny space.At their center, gravity is almost infinitely strong and whatever gets tooclose is ripped into its elementary particles.Not even light can escape black holes, and so we perceive them as spheres of blackness.If you were to fall into a black hole, nothing bad would happen until well after you crossed its outer border: the event horizon.You can imagine this as swimming in a river that ends in an enormous waterfall.As you float along,...
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Black holes are the most powerful things in the universe, strong enough to rip whole stars into atom sized piecesWell, this is scary enough. They have an even more powerful and dark property: they might delete the universe itself.Black holes in a nutshellA black hole appears when an extraordinary amount of matter is concentrated in a tiny space.At their center, gravity is almost infinitely strong and whatever gets tooclose is ripped into its elementary particles.Not even light can escape black holes, and so we perceive them as spheres of blackness.If you were to fall into a black hole, nothing bad would happen until well after you crossed its outer border: the event horizon.You can imagine this as swimming in a river that ends in an enormous waterfall.As you float along,...
