Most people know that a leap year happens every 4 years and adds an extra day to February. That’s wrong. The leap year is a little more complex than that. It’s not a leap year if it’s also a century year. That is, well, there’s a complication to that as well… This video explains what […]
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The 21012 Mayan apocalypse might be a calculation error
A new book called Calendars and Years II: Astronomy and Time in the Ancient and Medieval World highlights that the “end of the world” 2012 date may be incorrect. It might be out by as much as 100 years. The issue centres around the translation of the “Long Count” calendar to our Gregorian system using […]
