[HN Gopher] For a billion years of Earth's history our days were...
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       For a billion years of Earth's history our days were only 19 hours
       long
        
       Author : PaulHoule
       Score  : 14 points
       Date   : 2023-06-13 19:29 UTC (3 hours ago)
        
 (HTM) web link (phys.org)
 (TXT) w3m dump (phys.org)
        
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       (page generated 2023-06-13 23:03 UTC)