Was Dec. 21, 2012, the end of days? Nope. Not so much. The 13-baktun cycle of the Maya Long Count calendar ended on Dec. 21, 2012, the winter solstice. This cycle is 1,872,000 days or 5,125.366 tropical years long. (A tropical year is when the sun passes from one vernal equinox to another. It is […]