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 ...

SUMTER, S.C. — A shipment of treasured historical artifacts that was on its way to Sumter never quite made it after U.S. Customs and Border Patrol officers intercepted the unusual shipment in Kentucky ...

Researchers analyzed 788 obsidian artifacts from Tenochtitlan, revealing that the Mexica (Aztec) Empire sourced this important material from at least eight different locations, including regions ...

(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 ...