Thread: How many intelligent civilization in the Milky Way ??
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Old January 10th 15, 10:38 PM posted to alt.astronomy
Double-A[_4_]
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Default How many intelligent civilization in the Milky Way ??
On Saturday, January 10, 2015 at 9:22:38 AM UTC-8, Hägar wrote:
According to the famous "Drake Equation", it could be a lot ...

http://news.yahoo.com/heres-many-int...160410326.html

So why haven't we heard from them ???


The Prime Directive.

Double-A