Well, we’ve got a solution for you–a perpetual birthday calendar, and the best part? It’s absolutely free! Never miss another ...

Why does Leap Year occur once every 4 years? Our calendar is not entirely in sync with our planet’s trip around the sun. If your birthday is on Feb. 29, what date do you use for official ...

Those leapers don’t get a birthday this year. Wondering what exactly is a leap day or leap year? Here's what to know. A leap year is a year with an extra day added to the calendar — also known ...