New archaeological research by Tulane University and the Proyecto Templo Mayor in Mexico reveals how obsidian—a volcanic ...

Discover how an analysis of more than 700 objects reveals obsidian came into the Aztec capital from far and wide.

Templo Mayor was the ceremonial and spiritual core of Tenochtitlan, capital of the Mexica Empire—better known as the Aztecs.

A fluorescent X-ray chemical analysis was able to pinpoint its creation to between 1519-1520, according to INAH, which coincides with the time Cortes ordered gold objects stolen from an Aztec ...