1.2-Million-Year-Old Obsidian Axe Factory Found In Ethiopia

IFL Science

By Ben Taub

January 24, 2023 12:48 PM

Forged in magma and capable of producing the sharpest blades on Earth, obsidian is without a doubt one of the most badass materials ever imagined (there’s a reason George RR Martin made it the weapon of choice to kill White Walkers). The jet-black volcanic glass is also extremely delicate and dangerous to work with, and was not mastered by humans until the latter part of the Stone Age… or so we thought.

Read more…