The Julian calendar was used globally for more than 16 centuries but the discrepancy between the calendar dates and the actual time of the spring equinox of the Northern Hemisphere accumulated.

The Julian calendar worked so well at first that many countries adopted it. Unfortunately, it was flawed, being 0.0078 of a day (about 11 minutes and 14 seconds) longer than the tropical year.

While under the Julian calendar, a day shift accumulated every 129 years, that only happens every 3,333 years under the modern calendar. But that’s a problem for another millennium.

The confusion grew: "February 30, 1712, came into existence in Sweden when the Julian calendar was restored and two leap days were added that year." Sweden’s final conversion to the Gregorian ...

The Julian calendar had a 12-month year measuring 365.25 days -- an attempt to duplicate the time it takes the Earth to make a complete revolution around the sun. However, the calendar exceeded ...

In the SR's "Looking Ahead" of Wednesday, 27 May, ("June is just around the corner"), the anonymous writer claims that it is "the Julian calendar that we use to this day." This is just -- by 432 ...