The four types of planetary civilizations, explained by Michio Kaku

Humanity is a type 0 civilization. Here’s what types 1, 2, and 3 look like, according to physicist Michio Kaku.

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Is anybody out there? Renowned physicist Michio Kaku discusses we could identify and categorize advanced extraterrestrial civilizations.

According to Kaku, while recognizing intelligence in space is challenging, Quantum computers may be able to help sift through data for signals of intelligence, similarly to how we analyze patterns in dolphin communication.

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About Michio Kaku:

Dr. Michio Kaku is the co-founder of string field theory, and is one of the most widely recognized scientists in the world today. He has written 4 New York Times Best Sellers, is the science correspondent for CBS This Morning and has hosted numerous science specials for BBC-TV, the Discovery/Science Channel. His radio show broadcasts to 100 radio stations every week. Dr. Kaku holds the Henry Semat Chair and Professorship in theoretical physics at the City College of New York (CUNY), where he has taught for over 25 years. He has also been a visiting professor at the Institute for Advanced Study as well as New York University (NYU).

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