To the north of St. Peter’s Square in the Vatican stands a tall structure called the Tower of the Winds, also referred to as ...

Peter was the first pontiff of the Catholic church, and several popes have been considered "great" in the interim.

Benedict IX, a pope in the 11th century, holds the rare distinction of becoming a pope three times, selling the papacy, being ...

But the two churches started using different calendars after Pope Gregory XIII’s adaptation in 1582, when the Western church adopted the Gregorian calendar while the Eastern Orthodox Church kept ...

The alignment of Easter in Western and Eastern branches of Christianity, along with a 1,700-year anniversary, have renewed ...

The Eastern Orthodox and Roman Catholic observances overlap only every three to four years thanks to different church ...

Different calculations and calendars by the Catholic and Orthodox churches have meant that Easter dates can coincide or be ...