The study of ancient disasters in America has revealed fascinating insights into how early civilizations dealt ... the greatest pre-Columbian cities north of Mexico, Cahokia.

I'm standing at the center of what was once the greatest civilization between the deserts of Mexico and the North American Arctic—America's first ... to the west, the ancient Indian mounds ...

Consider this ancient ear of maize ... role in introducing maize to societies north of the Rio Grande, a pivotal event as important to North America as the arrival of rice was to China or wheat ...

A century ago, UChicago scholars argued a controversial idea: Western civilization had its roots in the ancient Middle East—not in Greece ... the study of early civilizations in Western Asia and North ...