Leap days or years allow equinoxes and summer and winter ... lunar cycles and one measured by the Earth's orbit, according to History.com. The Roman calendar was originally made up of 10 months ...

The Leap Year Gene covers a vast sweep of 20th-century history through the story of a woman with a unique genetic makeup that ...

Different cultures have done this differently, but in modern times, the most common way is to break time into seconds, ...

Get ready to question everything you know about leap years. We all understand the basic rules for how we measure time. We know there are 24 hours in a day, seven days in a week, and 365 days in a ...

Here are 29 things to know about this special day. 1 February 29 is known as a leap day, and it occurs every four years in what is known as a leap year. This extra day is needed to “play catch ...

NEW YORK--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 ...

I've been lucky enough to visit family in Ireland a few times now, and have witnessed far fewer Claddagh rings or trademark Irish catchphrases than Leap Year might have you believe. In other words ...

She was born on 29 February, an elusive day that appears once every four years in a leap year - so she's only had seven birthdays on her actual day in her lifetime. Julia, aged 12, blows out the ...