Fermi Paradox Hank Green In 1950 in Los[D] Alamos a sci[C]entist was ta[D]lking with his friends,[C] [D]And the conversation had them all [C]fully engrossed about this[D] universe that [C]almost has no [G]end. [C]And as they were all about to return to their study [G]Enrico suddenly shouted, "Where is everybody?!" [D]And he sat down and did a few simple calculations [D]that indicated we should have been visited thousands of times [D]at least based on his estimations [G]And that' (azchords.com)