Any type of civilization on the Kardashev Scale would be more than capable of colonizing the universe. But we haven't detected any of these civilizations — and that's the heart of the Fermi Paradox.

or 3 if you harness the power of a galaxy." The Kardashev scale, proposed by Soviet astronomer Nikolai Kardashev in 1964, ...

The Kardashev Scale measures how powerful a high-tech civilization is, with K-1 indicating a advanced society able to call on all the power of their planet, which we often envision as a Post ...