What is the most interesting unanswered question?
I choose the origin of civilization (appropriate for this site). What was it that lead Homo Sapiens to produce the massive advances in the last 10K years and why didn't this occur sooner as we were physically and genetically quite similar for the last 100K years or so.
I choose the origin of civilization (appropriate for this site). What was it that lead Homo Sapiens to produce the massive advances in the last 10K years and why didn't this occur sooner as we were physically and genetically quite similar for the last 100K years or so.