The next full moon is at 12:56 pm EST on Monday, May 12 and is known as the Flower Moon. Here is a look at all the full moons ...

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

Carvings on a 12,000-year-old monument in Turkey appear to mark solar days and years, making it possibly the oldest solar ...

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

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

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

The simplest way to explain why Easter falls on a different date each year is this: It falls on the first Sunday after the ...

Wonder why Easter Sunday changes every year? Here's what to know about Easter holiday business hours and closures ...

Private schools may adopt the June 16 school year opening for the school year (SY) 2025-2026, Department of Education (DepEd) ...

The Staff Selection Commission (SSC) has released the 2025–26 exam calendar. It includes application and exam dates for major ...

The Gregorian calendar puts us in 2025, but that is not where – or rather, when – everyone else is. Discover some of the many calendars used around the world and what year it is according to them.