The fall of the world’s earliest cities has long looked like a riddle of vanished peoples and abandoned streets. A growing body of climate research now points to a simpler, starker driver: water, and ...

The feeling will be familiar to many who have visited the great cities of history: I had come to Athens for the first time and made a pilgrimage to its democratic Assembly, Plato's Academy, and ...

A series of lengthy droughts brought about the fall of the Indus Valley Civilization, a new study finds. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...