Why the Universe Is So Quiet_ The Fermi Paradox
"Why is the universe so quiet? Physicist Enrico Fermi famously asked this in 1950: if life is common, where is everybody?"The galaxy is old and filled with planets. The numbers suggest we should see evidence of extraterrestrial civilizations. Yet the cosmos remains eerily silent. Some proposed explanations are chilling. The "Great Filter" suggests a deadly barrier in evolution that most species never pass. Others suggest civilizations actively hide or destroy themselves. But there is a simpler, more physical answer. Humanity's detectability window is incredibly brief. We were only loud and…
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