(CNN) — The morning after John Prevost watched his younger brother Robert become Pope Leo XIV, he received a familiar phone call.

New pontiff says AI is main challenge for humanity as he sets out vision of his papacy - New leader of the Catholic Church ...

Chicago-born Robert Francis Prevost, Pope Leo XIV — has been elected, a mere 249 years after the founding of the nation.

Pope Leo XIV laid out the vision of his papacy Saturday, identifying artificial intelligence as one of the most critical ...