Set theory, the mathematical study of collections of objects, forms a foundation for much of modern mathematics, while cardinal functions provide a means to quantify the sizes of these sets, ...

Cardinal Robert Sarah delivered a forceful homily on Saturday, exhorting the faithful to follow the example of St. Anne, the mother of the Blessed Virgin Mary, by loving and adoring the Lord above all ...

German Cardinal Reinhard Marx said in an interview published on Thursday that the Catechism of the Catholic Church is “not set in stone” and “one is also allowed to doubt what it says.” The cardinal ...