Pope Francis said on Thursday that he plans to declare St. Irenaeus of Lyon a Doctor of the Church with the title “Doctor unitatis,” meaning “Doctor of Unity.” The pope made the announcement in a ...

In a move that could lead to Catholics and Orthodox celebrating the Resurrection of Jesus Christ at the same time, the spiritual leader of the world’s Eastern Orthodox Christians has confirmed his ...

The Orthodox and Catholic Churches have a united celebration in 2025, for the first time in eight years. Father John Basarab, pastor of Epiphany of Our Lord Byzantine Catholic Church, celebrates ...

Ukrainian Greek Catholic priests celebrating Sunday Mass in Lviv, in western Ukraine. AP Photo/Bernat Armangue Despite its relatively small size, the Ukrainian Greek Catholic Church has, in the words ...

Pope Francis lamented centuries of hostility and prejudice that have divided Catholics and Orthodox as he met Friday with the leader of Cyprus’ Greek Orthodox Church and pointed to works of charity as ...

A Russian Orthodox leader said on Monday that belief in Christ’s Real Presence in the Eucharist unites Catholics and Eastern Orthodox believers despite their divisions. Delivering the opening ...

What is Orthodox Christmas? And why do millions of people celebrate it on January 7 - The ancient church in the Roman Empire ...

Major Archbishop Sviatoslav Shevchuk of Kyiv-Halych, head of the worldwide Ukrainian Greek Catholic Church, delivers the homily during a Mass of thanksgiving for Aid to the Church in Need at St.

Archangel Michael is one of the most revered angels in Christianity. His image is present in both the Orthodox and Catholic traditions, but in each denomination it is given special importance and ...