But really he wants to tell us the story of Christianity, restore it to its central place in western history, illuminate it with every kind of amusing detail, and indicate what it might teach us about ...

A tour of the Byzantine churches in the historic center of Athens offers history, unique architecture and a rare viewing experience.

Millions of people worldwide celebrated Orthodox Christmas nearly two weeks after much of the world marked the holiday.

A Church sui iuiris is a distinct community of faithful within a rite of the Church. For example, there are 22 eastern Churches sui iuris, made up of two Alexandrian, three Antiochene, one Armenian, ...

Christmas is over, so why are 12 percent of the world’s Christians waiting until January 7 to celebrate? Orthodox Christmas is celebrated by approximately 260 million people worldwide, both in ...

Christmas is so familiar that it is easy to miss how utterly unlike every other religious claim it truly is. The story is renowned throughout the world: a child in a manger, angels, shepherds, and ...

Abstract: Practical Byzantine Fault Tolerance (PBFT), a classic consensus algorithm in blockchain technology, is extensively used in consortium blockchain networks. However, it is challenged by issues ...

Abstract: Federated learning is a collaborative machine learning framework where a global model is trained by different organizations under the privacy restrictions. Promising as it is, privacy and ...

Coin featuring Roman Empress Irene of Athens (left) and her son Constantine VI (right). Credit: Classical Numismatic Group Inc. / Wikimedia Commons / CC BY-SA 3.0 Irene of Athens was the first Roman ...