An Earth year contains an uneven number of days: “365.2422,” to be exact, says Henry, who works in a discipline that requires such precision. His calendar would eliminate leap years altogether ...

Also eight, 12 and 16 years ago. The idea behind leap days is to prevent the 365-day calendar from running too far ahead of the time it takes the Earth to circle the sun, which is 365. 2422 days.

According to NASA, the Earth takes about 365.2422 days to complete its orbit around the sun. This means adjustments have to be made to our calendar on a regular basis in order to keep our calendar ...

Magnatag(r) has also launched a comprehensive series of Giant-Year 365 Day Calendar Planning Systems(r) in classic calendar styles and a variety of optional calendar time display formats.

As a result, every year the common, 365-day calendar lags behind the solar year by about one quarter of a day. While this might not seem like much of a difference, over four years, it works out to ...

The calendar oddity means this year is actually 366 days long, instead of the regular 365. Here's why leap years occur. Leap years exist because while the world follows a 365-day Gregorian ...

CINCINNATI (WXIX) - Every four years, an extra day is added to our 365-day calendar for the peculiar unofficial holiday, Leap Day. This year, Leap Day is on Thursday, Feb. 29. But what is it and ...