Persepolis—like a brilliant mirror—reflected the glory of the great kings who built the palace city.

An Arabian proverb explains that the date palm thrives when "its feet are in water, its head in the fires of heaven."

It is surprising to find out what life was like for a college student almost a thousand years ago.

What's behind the marked-down price tag on every barrel of Russian oil unloaded at a Western port?

Animal doctoring is thought to be as old as Babylon—4,000 years—and as vitally new as space research.