St. Callistus Roman Catholic Church

Pope Leo XIV issues a broad call to rethink what it means to educate people in the use of artificial intelligence and its implications, especially for young people.

Pope Leo XIV just released his first encyclical — and it may be the most important Church document of our lifetime.

The pope thanked Anthropic co-founder Christopher Olah for his presence at the presentation: “What a great sign of hope it is that with our differences we can listen to one another.”

In his first encyclical, Pope Leo XIV draws on a broad range of cultural and philosophical figures for inspiration.

The encyclical sets out the Church's social teaching for the age of artificial intelligence. Download and read the complete document.

The annual ecumenical initiative invites believers and nonbelievers to explore hundreds of churches, chapels, and synagogues across the Czech Republic, Austria, and Slovakia on May 29.

Published Monday, the pope’s new encyclical warns of a “culture of power” fueled by the digital revolution and artificial intelligence.

As Americans remember those who have given their lives in defense of their country, here are some ideas to help children remember the meaning of the day.

The pilgrimage, whose 2026 theme is “One Nation Under God,” will travel the St. Frances Xavier Cabrini Route from Florida up the eastern seaboard before concluding July 5 in Philadelphia.

The pontiff prayed that the Holy Spirit would save humanity from war, misery, and sin.