As Iranians celebrate the Persian New Year, explore the fascinating calendars still used around the world—shaped by sun, moon ...

Another user wrote, "To align the calendar with the solar year more accurately, 10 days were removed in October 1582." Many internet users questioned the logic behind it. A user asked ...

Imagine going to bed October 4, 1582, only to wake up the next morning and find out it was October 15. No, this was not a ...

By having just 365 days in a calendar year, 0.242199 days are lost each year. To correct this error, Julius Caesar introduced a four-year cycle. The first three years had 365 days each and the fourth ...