Author: KATIE HUNT, CNN

Archeologists unearth lost town in Ethiopia

Archeologists have unearthed the remains of a town from an influential but little-known ancient civilization in East Africa that sheds light on the origins of Christianity in Ethiopia.

Study: Plague probably didn't wipe out Roman Empire

Plague is often depicted as shifting the course of human history, but scholars say an outbreak that has been blamed for the demise of the Roman Empire likely didn't kill half the world's population in just a few years.