This February is a little longer than usual. It's a leap year, and today — Thursday, Feb. 29 — is Leap Day. The calendar oddity means this year is actually 366 days long, instead of the regular 365.

It takes 365 days, 5 hours, 48 minutes and 45 seconds for Earth to orbit the sun. Cue Leap Years. Next week sees an extra day in the 2024 calendar—a leap day. You’ll remember the last leap year. It ...

As most everyone knows, there are typically 365 days in a year. The exception, of course, is leap year, which adds a bonus day to the month of February once every four years. If you've ever wondered ...

Leap year. It's a delight for the calendar and math nerds among us. So how did it all begin and why? Have a look at some of the numbers, history and lore behind the (not quite) every four year phenom ...