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The Drake equation for alien intelligence is more important than ever
The Drake equation for alien intelligence is more important than ever,How many intelligent civilizations should there be in our galaxy right now? In 1961, the US astrophysicist Frank Drake, who passed away on Sept. 2 at the age of 92, came up with an equation to estimate this.

The Drake equation for alien intelligence is more important than ever

How many intelligent civilizations should there be in our galaxy right now? In 1961, the US astrophysicist Frank Drake, who passed away on Sept. 2 at the age of 92, came up with an equation to estimate this.