A new calculation posits that there are 36 intelligent alien civilizations sharing the Milky Way with humanity today, but it relies on some big assumptions.
Source: https://www.livescience.com/how-many-alien-civilizations-exist.html
Only the Autodidact is Free
A new calculation posits that there are 36 intelligent alien civilizations sharing the Milky Way with humanity today, but it relies on some big assumptions.
Source: https://www.livescience.com/how-many-alien-civilizations-exist.html