Wondering why February is so short? What's a leap year or when? Here's why leap year is every four years and when's the next one.

February gets a leap year once every four years to keep the calendar in sync with Earth's seasons. Leap years account for the inaccurate measure of time on the 365-day calendar. Technically it ...

February gets a leap year once every four years to keep the calendar in sync with Earth's seasons. Leap years account for the inaccurate measure of time on the 365-day calendar. Technically it ...