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Civilizations need energy to expand. You’ve probably heard of the Kardashev scale, which classifies civilizations based on their ability to generate and use energy (if you’re interested, humans are barely on the scale). A new paper has shaken up that scale by putting forth new ways that advanced civilizations could harvest energy, including “eating” stars. Let’s take a look.
Paper: https://arxiv.org/abs/2410.23420
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