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.

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

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.

The date of Easter changes each year and is determined by the lunar calendar. Passover and Easter are both religious holidays ...

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

Easter falls at a later date than normal this year. Here's why, and events in Binghamton leading up to the holiday.

Christians around the world will celebrate on the same day this year, a relative rarity. Pope Francis would like to make it ...

COMMENTARY: The Council of Nicaea gave Christianity more than a creed — it gave the Church a way to calculate Easter. But ...

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

Pope Francis has made greater unity with the Orthodox a priority of his pontificate; he has especially expressed his desire ...

Easter's date changes annually because it is based on the lunar calendar. It occurs on the first Sunday after the Paschal ...