A long-time arrowhead collector, Kila's Tom Blais has been learning how to make the stone tools himself for nearly 30 years. (Jeremy Weber/Daily Inter Lake) Kila's Tom Blais uses traditional stone and ...

Innovations in stone knapping technology during the South African Middle Stone Age enabled the creation of early projectile weapons, according to a study. Innovations in stone knapping technology ...

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For at least 2.6 million years, humans and our ancestors have been making stone tools by chipping off flakes of material to produce sharp edges. We think of stone tools as very rudimentary technology, ...

Sharp stone technology chipped over three million years allowed early humans to exploit animal and plant food resources, which in turn played a large role in increasing human brain size and ...