Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient world slept only 6.5 hours a night.

The answer, in fact, sits above and across those words: Proto-Indo-European. This is the great original language from which English, among many other tongues, both alive and dead, derives.

During hours-long worship services, the Ge’ez language reverberates throughout ... "Our tradition is ancient. It comes from apostolic times and we believe in holy tradition.