A Bronze Age tomb excavated in the Armenian highlands contained bronze weapons, obsidian arrowheads, and the complete ...
Volcanic glass has been discovered at more than 500 archaeological sites in western Canada. Geologically speaking, it shouldn't be there. Now, researchers may have answered how these artifacts made of ...
X-ray technology has given researchers a glimpse at the reaches of this landmark and its importance to Indigenous people. Natalie Behring for The New York Times Obsidian is among the most prized tool ...