Pope Francis is formally inaugurating the 2025 Holy Year, reviving an ancient church tradition encouraging the faithful to make pilgrimages to Rome.

Moravian missionaries named the Pennsylvania city of Bethlehem after the biblical birthplace of Jesus on Christmas Eve in 1741.

It’s a holiday tradition for families around the world -- putting up the tree. But why do we do it?

Pope Francis and dozens of religious leaders are making a joint appeal to governments to commit to ambitious targets at the upcoming U.N. climate conference.