Science
Advanced civilizations could be using Dyson spheres to collect energy from black holes – Phys.org
Black holes are more than just massive objects that swallow everything around them—they’re also one of the universe’s biggest…

Black holes are more than just massive objects that swallow everything around themthey’re also one of the universe’s biggest and most stable energy sources. That would make them invaluable to the type of civilization that needs huge amounts of power, such…
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