"The Roman calendar actually used to start two months later, so it used to start in March," Gallia said. "So therefore, if you do the math, it works out that October would be the eighth month ...

When King Pompilius revamped the Roman calendar around 690 B.C., he named January after Janus, the Roman god of doors and beginnings. Seems appropriate for the first month of the new year.

The Roman calendar, at that time, was based on a lunar system and had a year of 355 days, which was shorter than the solar year. This discrepancy caused the calendar to drift out of sync with the ...

VATICAN CITY — Pope Francis on Tuesday added the memorial of Sts. Mary, Martha, and Lazarus to the General Roman Calendar, giving the siblings the combined feast day of July 29.

The Roman Calendar used Ides to designate the middle of the month for May, July and October. During the month, not only did the dates always fall on the 15th, but the full moon would also appear ...

The Julian calendar, which also made the official start of the civil year Jan. 1, would be used throughout Europe for centuries as the Roman Empire expanded, but its rule of inserting a leap day ...

Every March 15, the dark history behind the 74th day in the Roman calendar has led many to think of bad omens and doom -- but the day has a deep history and purpose.

In 46 B.C., Emperor Julius Caesar introduced a new Julian calendar, instituting Jan. 1 as the start of the new year. The month took its name from Janus, the Roman god of beginnings.

In fact, so determined was he to reboot Rome's broken calendar that he ordered 46 B.C. (ever since commemorated as "the longest year in history") to be elongated to 445 days to force the calendar ...

Julius Caesar in 45 B.C. adjusted the Roman calendar, which had been thrown into chaos by the time he came into power. Select an option below to continue reading this premium story.