Gregorian calendar

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two calendars with different dates and numbers

The main difference between Julian and Gregorian calendars is that an average year in Julian calendar is 365.25 days while an average year in Gregorian calendar is 365.2425 days. Gregorian calendar is the normal calendar we currently use to determine the date. Julian calendar was used from 46 B.C to 1582. It was replaced by […]

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an image of a large clock with the words the georgian calendar history and now on it

Journey through time with the Gregorian Calendar! 📅✨ From its historical inception to its global adoption, understand the story behind today's dates. Whether you're a history buff or curious about time's framework, this article sheds light on the calendar we live by. #GregorianCalendar #HistoryUnfolded #TimeTales

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an old black and white advertisement for the calendar

24 February marks the anniversary of the issuing of the papal bull by Pope Gregory XIII that announced the creation of the Gregorian Calendar in 1582. The history of the calendar The reason behind the change was that the existing Julian Calendar measured the time between vernal equinoxes as 365 1/4 days when, in fact, […]

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a calendar with the date on it and an image of britain's first international calendar

Our current Gregorian calender is 11 days ahead of the previous Julian calendar which was introduced in 45 BCE, but gradually was out of sync with the vernal equinox & winter solstice. To correct this & to align with the seasons, 11 days were dropped in 1582 when the Gregorian calendar was adopted by Italy, Poland, Portugal, Spain & France. England, Canada & US did not follow until 1752. The changeover led to riots in England as people thought that their lives had been shortened by 11 days !

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an old gold plate with drawings on it

If you're still reeling from the news that the Antikythera mechanism actually does have a relatively mundane purpose, there are plenty of other inexplicable historical objects for you to latch on to. The celestial globes of medieval Islam, however, should no longer be on your list. These hollow spheres of brass were used as maps of the positions of the stars and planets, and so used to solve ancient astronomy problems. Many of the more than one hundred spheres in museums today were cast in…

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