The Biggest Question Scientists Have About Alien Life Is Also the Most Unsettling
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The Biggest Question Scientists Have About Alien Life Is Also the Most Unsettling
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Humanity has spent generations wondering whether intelligent life exists elsewhere in the universe. One of the most thought-provoking explanations for the silence comes from economist Robin Hanson’s Great Filter theory, which suggests that civilizations face a nearly impossible obstacle before they can spread across the stars.