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Upon this Rock Where is a “pope” mentioned in the Bible? Why do we need a mere man to lead the Church—can’t we all just follow Jesus? Did the early Christians recognize that Peter and his successors possessed special...

A Twinfold Source of Truth In what forms does the word of God come to us? How do we know that the Bible is inspired, inerrant, and complete? Did the Catholic Church add extra books and “traditions of men” to God’s revelation in...

Another Testament of Jesus? What are the origins and teachings of Mormonism? What do Mormons believe about God, Jesus, and the afterlife? What is the book of Mormon and how does it compare with the Bible? How can I respond to Mormon missionaries...

Inside the Watchtower Who are the Jehovah’s Witnesses and what do they believe? How do you respond to their claims that God isn’t a Trinity and Jesus isn’t divine? What do the Jehovah’s Witnesses teach about Jesus’...

The Crescent and the Cross What are the basic teachings of Islam? How does the Quran compare with the Bible? Does Islam really encourage violence in God’s name, or is it a religion of peace? In 20 Answers: Islam you’ll find smart,...

A False Dilemma of Truth Didn’t the Church persecute Galileo? Aren’t faith and reason two separate and distinct kinds of truth? Why do Christians believe in the biblical creation story when science has disproved it? In this booklet...

A Matter of Life and Death Why is it wrong to help someone commit suicide? Don’t people have a right to die with dignity rather than being a burden to others? Does the Church teach that the terminally-ill must be kept alive by machines for as...

Life’s Ultimate Questions How can you know for sure that God exists? If God is good, why is there so much evil in the world? Doesn’t evolution mean we don’t need God to explain human life? Why should I believe in God when...

The Human-Rights Issue of Our Age Is it possible to know when life begins? Shouldn’t women be able to control their own bodies? What if a pregnant woman’s life is in danger? Why don’t pro-lifers spend their energy making life...

While all Christians -- and even people of other faiths -- agree that Mary is the mother of Jesus Christ, her role beyond this is not as clear. In Why Mary?, you will come to understand why it is our Christian duty to venerate Mary as both the first...

Today homosexual activists are demanding the legalization of same-sex “marriage.” In some places they have even achieved this goal. They assert that this is a matter of equality. If heterosexuals can marry people of the opposite sex,...

From the Mayans to Martin Luther to modern doomsday preachers, there’s a long list of people who predicted the end of the age—and got it wrong. As a response to widespread concern about the Last Days, Catholic Answers released David...