Apr 25, 2026Discover how the Hebrew calendar is calculated, combining lunar months and solar years with leap years for seasonal alignment.

Apr 21, 2026Learn how 365 days are calculated based on Earth's orbit and why we add leap years every four years to keep the calendar accurate.

Apr 15, 2026Discover why Ethiopia's unique calendar is seven to eight years behind the Gregorian calendar and how its 13-month system works.

Mar 31, 2026Discover why the Romans added two months, January and February, to align their calendar with the solar year and improve accuracy.

Mar 19, 2026Discover the number of days in each month and learn about leap years.

Mar 14, 2026Discover the truth about the Chinese calendar and its lunisolar system. Learn why it's commonly believed the Chinese have 13 months!

Jan 23, 2026Discover the truth about years with 360 days and learn about the ancient calendars that used them.

Dec 30, 2025Explore why Monday follows Sunday in the Gregorian calendar and its cultural significance.

Sep 30, 2025Learn how many weeks are in a year, including leap years, and why it varies. Discover the math behind week calculations!

Sep 24, 2025Discover the implications of a 372-day year if every month had 31 days, affecting calendars, seasons, and more.

Sep 15, 2025Discover how Julius Caesar and Pope Gregory XIII shaped our current calendar with 31-day months. Learn the history behind the calendar we use today.

Mar 23, 2025Learn how Ramadan can occur twice in one year due to the lunar calendar's unique cycle.