At least, that was the idea. Revolutionary as the Julian calendar was, it wasn't perfect, and fell out of alignment over time. In 1582, Pope Gregory XIII introduced the Gregorian calendar ...

Pope Francis indicated that the Catholic Church was willing to accept a common date for celebrating Easter in the West and the East.

Happy February 29! It doesn’t come round very often, so make sure you enjoy it. But why do we have these extra days? Well, if we didn’t, the seasons would ...

"I try to keep it running." Bowan is one of the many Orthodox Christians who celebrate the holiday according to the Julian Calendar. A part of his life he's always embraced. "This is what I was ...

They initially decided to base it on the solar calendar known as the Julian calendar. Due to miscalculations, the Julian calendar overestimates the solar year by approximately 11 minutes.

A remote Shetland island is celebrating its New Year's Day - two weeks after other parts of the world. Foula - which is home ...

In 1752, from Sept. 3rd to 13th, people witnessed a unique historical event. Eleven days were cut from the calendar and deleted forever.

On Monday evening, Serbians will welcome the New Year according to the Julian calendar, marking the occasion 13 days after the widely observed Gregorian calendar New Year. The main church in Serbia is ...

Before Pope Gregory XIII instituted the Gregorian calendar in October 1582, most of the world was using the Julian Calendar. Instituted by Julius Caesar over 1,500 years previously, the Julian ...