Ancient drill discovery upends timeline of Egyptian technology, fuels pyramid tool debate

A museum artifact, previously misidentified as a simple awl, has been re-analyzed and identified as a 5,300-year-old bow drill. Microscopic examination revealed wear patterns and surviving leather coils, proving it was a mechanical, rotary tool from the predynastic Naqada period. This discovery pushes back the proven use of sophisticated mechanical drilling in Egypt by nearly […]