My Bookmarks on Science & Technology, Climate Change, Astrobiology, Genetics, Evolution

“If smart aliens generate no waste products that we could detect, they therefore blend into the galaxy. Therefore, “artificial and natural systems are indistinguishable.” This implies that no astronomical observations could offer convincing evidence for the handiwork of E.T.”

http://news.discovery.com/space/do-aliens-go-invisible-by-going-green-120207.html

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Comments on: "Advanced ET civilizations can be just undetectable" (1)

  1. We don’t see, what we can’t see…

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