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Dec 20, 2011 · It's true that the so-called long-count calendar—which spans roughly 5,125 years starting in 3114 B.C.—reaches the end of a cycle on December 21, 2012. That day brings to a close the 13th Bak...
Apr 20, 2023 · The Mayan calendar’s 819-day cycle has confounded scholars for decades, but new research shows how it matches up to planetary cycles over a 45-year span. That’s a much broader view of the ...
Dec 19, 2012 · If that word sounds familiar, it's because Dec. 21, 2012, on our calendar marks the end of the 13th b'ak'tun of the Mayan Long Count Calendar. In other words, it's the day the count will read 13.0 ...
