U.S. Cardinal James M. Harvey, archpriest of the Basilica of St. Paul Outside the Walls, opens the Holy Door of ...

Vatican Diary. Jubilees have perhaps always been a privileged moment for popes to share their vision of history. Every week, ...

Russia and other hostile states have become increasingly brazen in adopting “gray zone” attacks against Europe and the United States, leaving defense officials with a dilemma: How to respond ...

Twins are pretty rare, accounting for just 3% of births in the U.S. these days. But new research shows that for primates 60 million years ago, giving birth to twins was the norm.