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Leap Years are so named because they cause fixed holidays, which usually advance one weekday per year, to "leap ahead" one day in the week.

Leap year

en.wikipedia.org/wiki/Leap_year

For example, in the Gregorian calendar, each leap year has 366 days instead .... The Roman calendar originated as a lunisolar calendar and named many of its ...

Why do we have leap year? - Ask History - History Channel

www.history.com/news/ask-history/why-do-we-have-leap-year

Feb 19, 2014 ... Nearly every four years, we add an extra day to the calendar in the form of February 29, also known as Leap Day. Put simply, these additiona...

Leap Year Explained - Infoplease

www.infoplease.com/spot/leapyear1.html

A common year has 365 days and a leap year 366 days, with the extra, or intercalary, day designated as February 29. A leap year occurs every four years to ...

inventors.about.com/cs/inventionsalphabet/a/leap_year.htm
Leap years are necessary because the actual length of a year is 365.242 days, not 365 days, as commonly stated. Basically, leap years occur every 4 years, and years that are evenly divisible by 4 (2004, for example) have 366 days. Julius Caesar decided to simplify thi... More »
By Mary Bellis, About.com Guide

All About Leap Day - History in the Headlines - History Channel

www.history.com/news/all-about-leap-day

Feb 29, 2012 ... Find out more about the intriguing history of leap year, as well as some fun facts and famous people with leap day birthdays.

Leap Year 2012: The Science And History Behind Feb. 29 (VIDEO)

www.huffingtonpost.com/2012/02/29/leap-year-2012-science-february-29-video_n_1309996.html

Feb 29, 2012 ... But why exactly does February get an extra day every four years? Luckily, a video posted to YouTube yesterday answers some common ...

Leap Year Nearly Every four years - Time and Date

www.timeanddate.com/date/leapyear.html

Feb 29, 2012 ... Is 2016 a leap year? A leap year has 366 days, as opposed to a common year, which has 365. We add a leap day – February 29 – nearly every ...

Why Do We Call It a “Leap Year”? | Dictionary.com Blog

blog.dictionary.com/leap-year/

Feb 27, 2011 ... But where does the phrase leap year come from? In 365-day years, ... two days instead of one. In 2016, which is a leap year, Christmas will leap over Saturday to fall on a Sunday. ..... The Origin of Black Friday. November 27 ...

Tricky Math, and History, Lead to Leap Year | History of the Calendar ...

www.livescience.com/18726-leap-year-calendar.html

Feb 29, 2012 ... The extra day added at leap year addresses a discrepancy between our calendar and the time it takes the Earth to travel around the Sun.

Popular Q&A
Q: What is the origin of Leap year?
A: Julius Caesar & his astronomer Sosigenes started leap year in 45BC. A year is actually 365.25 days so a day is added every 4 Read More »
Source: www.chacha.com
Q: The origin of "Leap Year"?
A: The Gregorian calendar now serves as a standard calendar throughout the world. A leap year occurs every four years to help synchronize the calendar year with th... Read More »
Source: answers.yahoo.com
Q: When did leap year originate?
A: The Gregorian calendar is closely based on the Julian calendar, which was introduced by Julius Caesar in 45 BC. The Julian calendar featured a 12-month, 365-day... Read More »
Source: www.infoplease.com
Q: Where did Leap Year originate from and why?
A: It's from the Chinese astronomical data, which also had the same results from Egyptian astronomical data from long ago. Julius Caesar's advisors / astronomers, ... Read More »
Source: answers.yahoo.com
Q: What is the storyline of leap year. "año bisiesto". (original tit...
A: Laura's personal life consists of one affair after another. She meets Arturo, and the pair enter into an intense, violent sexual relationship. As days go by, La... Read More »
Source: www.imdb.com