The Aztec Empire once hosted an expansive trade network that brought volcanic glass to its capital from right across Mesoamerica, coast to coast. The largest compositional study of obsidian artifacts ...

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Templo Mayor was the ceremonial and spiritual core of Tenochtitlan, capital of the Mexica Empire—better known as the Aztecs. Now, centuries later, a new study reveals that it was also a node in one of ...

Add Yahoo as a preferred source to see more of our stories on Google. Aztec duck-head pendants recovered from Tenochtitlán were made using volcanic glass called obsidian. - Mirsa Islas/Courtesy ...

(CNN) — Hundreds of obsidian artifacts have revealed where the Aztecs acquired the volcanic glass they used for tools, ornamental pieces or religious objects centuries ago — and their vast trade ...