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

We once used to embrace a 13-month calendar, and some cultures still follow this format. So why are they 12 months instead of 13?

For centuries, churches have used different methods to calculate the date of Easter. Rarely do they coincide. The search for ...

But when exactly Easter Sunday occurs during the season changes each year. In 2025, the holiday is April 20, which is one of ...

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 ...

The origins of April Fools' Day dates back to the 16th century, and came about when France switched from the Julian calendar to the Gregorian calendar. The calendar switch happened on April 1 ...

Easter remains one of the most widely celebrated Christian holidays, marked by religious services, feasts, egg hunts, and ...