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Old 02-03-2019, 11:57 PM
Tropo-Bob (Bob)
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Join Date: Sep 2013
Location: Cairns
Posts: 1,608
What is the criteria for no longer being alone?

Are we no longer alone, if we find bacteria elsewhere, or does it have to be plants, or insects, or dinosaurs, or mice, or apes? At what level of life does it have to be before we are we no longer .... alone?
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