When is the next leap year? Here are some fascinating leap year facts, along with all the details about why leap day always falls on Feb. 29.

Pope Francis also praised the “important priestly presence” of military chaplains, pointing to the moral and spiritual ...

Vatican Observatory director Jesuit Brother Guy Consolmagno explores faith and science in his new book, “A Jesuit’s Guide to ...

The Romans added January and February to the calendar but ran into a problem — math and superstition. Here's why February became the odd month out.

Pope Francis indicated that the Catholic Church was willing to accept a common date for celebrating Easter in the West and ...

By today’s terminology, Athanasius of Alexandria might be called a “boy genius” or a prodigy. But back in 325 A.D., in his ...

Pope Francis has renewed his proposal for the Catholic Church and the Orthodox Church to have a common date to celebrate Holy ...

Pope Francis on Sunday called for a unified Easter date among Christian churches in the spirit of promoting unity. "It is a happy coincidence that Easter in this ecumenical Jubilee Year is celebrated ...

During an ecumenical prayer service at St. Paul Outside the Walls to mark the end of the Week of Prayer for Christian Unity, ...

Two former U.S. ambassadors to the Vatican told Reuters that Burch might have a difficult time making inroads among Vatican officials, given his criticism of the pope. "People in the Vatican ...

In the interview, the pope reiterated his support for a two-state solution in which Israel and Palestine both have territorial and international recognition. He also condemned the army industry ...

False videos have been posted to YouTube alleging that Pope Francis ... down since Gregory XII in 1415), the college of cardinals gathers in the Vatican to prepare to choose his successor.