Q
Are wormholes real?
A
Expert Answer
Wormholes (Einstein-Rosen bridges) are theoretically permitted by general relativity but require 'exotic matter' with negative energy density to remain stable. No evidence of natural wormholes exists, and creating one would require physics beyond our current understanding. They remain theoretical.
Key Insight
Wormholes (Einstein-Rosen bridges) are theoretically permitted by general relativity but require 'exotic matter' with negative energy density to remain stable.
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