Kurzgesagt - In a Nutshell (2013)

Kurzgesagt - In a Nutshell (2013) : 6x16

How to Build a Dyson Sphere — The Ultimate Megastructure 10 Min.
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Overview

If humans want to expand into space, it will take us incredible amounts of energy. How do we do that? Easy: we will just use the sun’s energy by realizing the most ambitious construction project in history. This is how it works.