3 ms·
The troubling thing about the Fermi paradox is that the Great Filter may still be ahead of us. As in, the universe may be littered with the ruins of single-pla
by emiliobumachar 8y ago
The troubling thing about the Fermi paradox is that the Great Filter may still be ahead of us.
As in, the universe may be littered with the ruins of single-planet civilizations slightly ahead of our technology level. We may have observed and cataloged many such planets, failing to notice the ruins.