There’s little that’s as satisfying as a newly sharpened, well-made knife
The man we know today as Turkana Boy was almost certainly smiling when he picked up his new stone knife, gently rubbed his finger along the freshly flinted edge, and uttered a satisfied, “Ah, yea,” — or its equivalent in the lingo of Homo erectus. We humans, beginning with our early ancestors, have been using … Read more