In honor of Leap Day, this read is for the history nerds. Ever wonder how America caught our calendar up with the rest of the world? In September 1752, we skipped over 11 days.

Feb. 29 is a bonus day in 2024 – which happens only every four years. The last leap year was 2020. Typically, February has only 28 days. Our shortest month gets a day longer in 2024, as it does ...

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 ...

To fix the calendar going forward, he introduced what we use now: the Gregorian calendar. It’s essentially the Julian calendar, but with a new rule: All years divisible by four are to be leap ...

Thursday (Feb. 29) is "leap day," an artifact that dates back to the year 46 B.C. Find out how this calendar oddity came to be.

There are only 24 hours in a day, and only 365 days in a year, it's often said. But every four years, that changes. This year is a leap year, which means we have 366 days in 2024. Here's what you ...

While in a 2000-year period, the Julian calendar had 500 leap years, the Gregorian calendar only has 485. This change was based on a calculation that an average year length is 365.2425 days, ...

When the Julian calendar was later refined into the Gregorian calendar in 1582, the tradition of adding a leap day to February persisted. John Tufts covers trending news for the Indianapolis Star ...

In the Julian calendar, the new year began on March 25. So March 24, 1701 would be followed directly by March 25, 1702. The Gregorian calendar, as we know today, begins on January 1.