Ain't that common down here, either.
Space/Science » in reply to Intelligence very rare in the Universe?
The whole thread (18 posts)
- Intelligence very rare in the Universe?
- Don't rely on the habitable zone as a sample (n/t)
- Ain't that common down here, either. (n/t)
- re: Intelligence very rare in the Universe?
- re: Intelligence very rare in the Universe?
