1 min
The Kardashev Alien Scale The Astrophysics Academy: Just A Minute
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- Astronomy
Learn about the 5 types of alien civilizations that can exist, as predicted by Nikolai Kardashev's alien scale, and where earth lies in the cosmic evolution chart, all in just 90 seconds!
Learn about the 5 types of alien civilizations that can exist, as predicted by Nikolai Kardashev's alien scale, and where earth lies in the cosmic evolution chart, all in just 90 seconds!
1 min