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The Drake equation: How many alien civilizations exist?

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opednews.com Headlined to None 8/30/12

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At www.bbc.com

Are we alone? While we wait to establish contact, one technique we can use back on Earth is an equation that American astronomer Frank Drake formulated in the 1960s to calculate the number of detectable extraterrestrial civilizations may exist in the Milky Way galaxy. It is a question that has occupied mankind for centuries. While we wait to establish contact, one technique we can use back on Earth is an equation that American astronomer Frank Drake formulated in the 1960s to calculate the number of detectable extraterrestrial civilizations may exist in the Milky Way galaxy. Until ground-based observations, space telescopes and planet-roving robots uncover any tell-tale signs of life, what better way to speculate on how many intelligent alien civilizations may exist than to explore the universe with our interactive version of the equation.

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At www.bbc.com


 

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"What do we need to know about to discover life ... by Kyle McDermott on Thursday, Aug 30, 2012 at 9:41:46 PM
that I read of some time ago in one of James Trefi... by Daniel Geery on Friday, Aug 31, 2012 at 1:22:44 PM
In my opinion, we're a bunch of ******* idiots; we... by Kyle McDermott on Friday, Aug 31, 2012 at 6:58:33 PM