These graphics explain why Easter Sunday changes each year based on ancient interpretations of the solar and lunar cycles.

Julius Caesar was believed to have messed up the months in a year, but was trying to fix the solar calendar, resulting in one ...

Due to the complexities of the various types of calendars, the date of Easter can be as early as March 22 and as late as April 25. Here's why.

Year-round schools have long been thought to potentially improve academics by reducing the length of summer break. Research ...

Senate Bill 754, titled “School Calendar Flexibility: a New Alternative,” was amended to go into effect for the 2026-27 school year by bill sponsors in Senate Education/High Education committee.