More affordable than ever, 3D printers are booming for personal, professional, and educational use. Here's everything to know before you buy one, along with the top models from our hands-on ...

Pope Francis folds his hands in a gesture of gratitude as he greets visitors gathered in St. Peter's Square after delivering his Christmas message and blessing "urbi et orbi" (to the city and the ...

Pope Francis pauses in prayer on the threshold of the Holy Door of St. Peter's Basilica at the Vatican Dec. 24, 2024, after he opened it and inaugurated the Holy Year 2025. (CNS photo/Vatican Media) ...