It's not every year that you see February 29 on the calendar -- and it's not technically every four years either. Thursday is officially leap day. For some, its birthdate, or a day for special deals ...
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 ...
Happy birthday, leaplings! The next Leap Day is Feb. 29, 2028. If you were born on Leap Day 1928, you’ll be 100 years old or 25 in Leap Day years.