The emergence of our species acted as the Great Filter to wipe out all other possible candidates for intelligence in the universe, mechanism unknown.
This explanation does not work. Say exactly one species gets to emerge and do this. Then why would that one species show up so late?
The emergence of our species acted as the Great Filter to wipe out all other possible candidates for intelligence in the universe, mechanism unknown.
This explanation does not work. Say exactly one species gets to emerge and do this. Then why would that one species show up so late?