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.

Being a Markdown-first editor, Obsidian doesn’t support charts by default. That’s where its rich plugin community comes into play. Charts is one such plugin that enables a wide variety of editable, ...

The material’s natural reflectivity and luster also enabled the Mexica people to turn obsidian into highly polished ornaments and religious objects. The artifacts examined in the study were ...