Pope Francis offered that reminder on Thursday as he met with a delegation of Orthodox clergy taking part in a study visit to Rome. Promoted by the Dicastery for Promoting Christian Unity, the fifth ...

Celebrating 20 years of Saint Nicholas Church in Havana, Cuba, highlighting the resilience of Greek Orthodoxy and its ...

He shaped Catholic doctrine for centuries, arguing for faith based on reason and science, and offering five logical 'proofs' for the existence of god.