It's for this reason that the concept of leap years exists. While leap years can make the calendar a bit weird for a while, they're actually a vital tool for ensuring that time continues to flow ...

the excess leap years in the prevailing Julian calendar brought about the fact that the March equinox was occurring well before March 21, its nominal date. This date was important for Christian ...

Instead of leap years, the scientists pitched that every five or six years, there would be an extra week added to the calendar “when you can party.” (It didn’t take.) Managing our human-made ...

The Martian new year arrives with the Red Planet’s vernal equinox. Explaining why requires a deep dive into celestial ...

Thanksgiving falls on the fourth Thursday of November every year. But why does it seem so much later than last year?

People have been left confused as to why October is the 10th month of the year when the prefix 'octo' means eight - but it ...

Since 2024 is a leap year, one day was added to February. This helped shift the calendar around and is why the first day of ...

Every fourth year, those extra quarter-days get added to the calendar to make one full day – February 29. 2 This means every leap year has 366 days! 3 A leap year happens when the year can be ...

The extra 24 hours on Feb. 29 are necessary about every four years — a leap year — to keep the calendar in line with the Earth’s orbit around the sun. On the Facebook page Honor Society of ...

Since it takes a little over 365 days to complete a full orbit, over time the calendar days won’t match up. Adding a leap day — Feb. 29 — every fourth year keeps everything aligned.

Opinions expressed by Forbes Contributors are their own. Amber Love Bond is a Miami-based food + beverage and travel writer. Leap Day is nearly here and to celebrate the extra calendar day several ...