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Introducing the issue of the beginnings of life into the realm of scientific research posed a danger to 'valid' structures of knowledge (in particular, to the separation of philosophy and the sciences). For a couple of tens of years, (some) scientists have paid for dealing with this issue with ignoring the 'touchy' problem of its 'extra-scientific' groundings. This strategy proved to be erroneous...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.