The CW has tapped actor Tim Gabriel (S.W.A.T.) to play the role of Obsidian (aka Todd Rice), via Entertainment Weekly, meaning we’ll finally be able to put a face with all the missing-brother ...

Aztec duck-head pendants recovered from Tenochtitlán were made using volcanic glass called obsidian. - Mirsa Islas/Courtesy Proyecto Templo Mayor, INAH Hundreds of obsidian artifacts have revealed ...

New archaeological research by Tulane University and the Proyecto Templo Mayor in Mexico reveals how obsidian – a volcanic glass used for tools and ceremonial objects and one of the most important raw ...

L-552 (Burns Green Obsidian): Direct Collection from outcrop. Provenience includes bedrock. Not a collection from archaeological context. Collection includes raw material, outer surface, and naturally ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Hundreds of ...

(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 ...