Q. If a priest in a state of mortal sin celebrates Mass or provides other sacraments, are they still valid? A. Yes, they are valid, as...

Q. What does the Catholic Church teach about the “unclean” animals named in the Old Testament that were not to be eaten? (See Leviticus...

Q. Why do Catholics have to pay for Masses? A. We don’t “pay for Masses,” because we cannot possibly afford it, since the value of the...

Q. Why must we abstain from eating or drinking one hour before receiving the Eucharist? A. The Eucharistic fast promotes a deeper...

Q. What does the Catholic Church teach about life on other planets? A. The possibility of life on other planets (and their moons) has...

Q. If we’re made in God’s image, why are we born into the world as sinners? A. We are truly made in God’s image (see Genesis 1:26–27)....

Q. The Gospels mention swineherds. Didn’t ancient Jewish dietary laws forbid eating pork? A. You are correct that faithful Jews in Jesus’...

Q. What and where was the “Decapolis” noted in the Gospels of Matthew and Mark? A. Decapolis, which means in Greek “ten cities,” is the...

Q. If St. John the Baptist came “in the spirit and power of Elijah” (Luke 1:17), then why didn’t he work miracles as the prophet Elijah...

Q. Is the existence of miracles a tenet of the Christian faith? A. Yes. Miracles belong to the very fabric of salvation history from...