Merging black holes may create bubbles that could swallow the universe

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The space between a pair of huge black holes on the verge of colliding could present the circumstances to create harmful bubbles of “true vacuum”

Space



26 November 2021

This artistic impression shows two black holes that are spiralling towards each other and will eventually coalesce.

Artistic impression of two black holes spiralling in the direction of one another

ESA

Large colliding black holes could be a breeding floor for tiny black holes. If we spot indicators of those cosmic lightweights, it could present proof of the elementary nature of our universe.

There have been hints in particle physics that our universe may not be in the lowest potential power state – as a substitute of a real vacuum, it may be in a state known as a false or metastable vacuum. If any a part of the universe had been to break down right into a …

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