Mexico-Tenochtitlan was situated where Mexico City stands today. Historic buildings in the capital were lit up, while ...

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The discovery also sheds light on how the Aztec society evolved — introducing more standardized religion and control before the empire fell in 1521 — by showing how obsidian use changed over time.

A new analysis of hundreds of obsidian artifacts from the Aztec Empire has revealed the vast trade networks that supplied obsidian, sometimes even from rivals.

A new analysis of hundreds of obsidian artifacts from the Aztec Empire has revealed the vast trade networks that supplied obsidian, sometimes even from rivals.

The discovery also sheds light on how the Aztec society evolved — introducing more standardized religion and control before the empire fell in 1520 — by showing how obsidian use changed over time.

By Ashley Strickland, CNN (CNN) — Hundreds of obsidian artifacts have revealed where the Aztecs acquired the volcanic glass they used for tools, ornamental pieces or religious objects centuries ...