If you're a bookworm with an affinity for wormholes (or other sci-fi faves), these are the best science fiction books for you ...

Constantinople fell, and Emperor Constantine XI’s sacrifice marked the end of an era and a legacy of faith and defiance.

On that cold, quiet morning of May 29, 1453, the jewel of the Eastern Roman Empire, girded by titanic Theodosian walls and the Bosphorus Strait, a bastion of Christianity in the East for more than a t ...