Advanced Civilizations - 2020 - The Kardashev Scale

The observable universe has been around for more than 13 billion years. Up to two trillion galaxies make up of something like 20,000 billion billion stars surrounding our home galaxy.Show more

What might we find: little green men or microbes? How might we find them: radio waves or strange chemicals in the planet's atmosphere? Something no one has even thought of yet?

Over the decades, scientists considering the possibility of life beyond Earth have pondered what such life might look like, how humans might be able to identify it from afar — and whether communication between the two worlds might be possible.

That thinking has included developing classification systems ready to fill with aliens. One such system is called the Kardashev scale...
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Related video:
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https://rumble.com/v28dw7c-michio-kaku-2014-will-civilization-go-from-0-to-1-or-perish-the-kardashev-s.html
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ADVANCED CIVILIZATION Reference material - https://interestzine.com/utopia/