Leap Day is celebrated every four years. The next Leap Day will be in 2028. (iStock) Leap day is a day added to the end of February approximately every four years to keep the calendar consistent. The ...

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.

This leap year, we look at the origins of a custom associated with an Irish tradition: women proposing to men on February 29. We have team coverage this week of leap year. It's once every four years.

In this leap year, experts and leap day babies weigh in on the pros and cons of adding a 29th day to February. Now Part 2 of our series in the run up to leap day on February 29. Today we focus on the ...