What is a Euclidean Wormhole? | Ask Your Question

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SUMMARY

The discussion centers on Euclidean wormholes, which are theoretical constructs in quantum mechanics distinct from Lorentzian wormholes, which involve black holes and white holes. While Lorentzian wormholes, also known as Einstein-Rosen bridges, are predicted by general relativity, the existence of Euclidean wormholes remains speculative. Current theories suggest that most solutions allowing for wormholes necessitate exotic matter with negative energy density, although this requirement has not been definitively proven. A comprehensive understanding of quantum gravity is essential to explore the implications of Euclidean wormholes further.

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  • Awareness of Einstein-Rosen bridges
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cosmolojosh
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I have a question wormholes. I know the loretzian wormholehas a black hole and the theoretical white hole. The Euclidean wormhole I don't know anything about. All I know is that they are from quantum mechanics. Can I have a non mathematical answer to what they are? Thanks!
 
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There is no evidence wormholes exist, except as potential artifacts of general relativity. One such prediction is a Lorentzian black holes [also known as an Einstein-Rosen bridge]. It is unknown whether such wormholes are possible or not within the framework of general relativity. Most solutions of GR which permit wormholes require exotic matter, a theoretical form of matter that has negative energy density. It has not been mathematically proven this is an absolute requirement, nor has it been proven exotic matter cannot exist. A viable theory of quantum gravity is necessary to draw any conclusions.
 
I unserstand you about Lorentzian wormholes. I wanted to know about the quantum euclidean wormholes
 

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