The spread of gender theory is misleading so many Catholics that a high-level document may be required to correct the errors of the ideology, a Dutch cardinal said. Cardinal Willem Eijk of Utrecht, ...

Extreme forms of gender theory have become so influential that a papal encyclical should address the topic, Dutch Cardinal Willem Eijk of Utrecht has said, noting Pope Francis’ previous teachings on ...

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 Willem Eijk of Utrecht, Netherlands, is seen in Cornwall, Ontario, Sept. 26. The Dutch cardinal spoke to Canadian bishops about the ‘slippery slope’ of euthanasia. (Credit: CNS/Francois ...

Cardinal Wim Eijk, the Archbishop of Utrecht in The Netherlands, has asked for a papal encyclical warning against gender theory. The request was made in meetings with Vatican officials during the ...

The concept of just war, which has guided Catholic teaching on war and peace since the fourth century, has become "devalued as a moral instrument" due to its application in modern conflicts, said ...

Cardinal Gerhard Müller reflected recently on the rise of gender ideology, saying it flourished in the vacuum left by the collapse of fascism and Soviet communism as a "new religion". "Marxism and ...