The Machines Behind The Machines

This week, we talk tools. With precision machinist Noah Rettberg,
we explore a facet of modernity as important as energy, for it is
the technology that energy powers and the technology that makes
that technology: machine tools. Noah draws from his professional
knowledge and passion for history to takes from Roman metallurgy
through the guild-protected craftsmanship of medieval Europe to
the steam-powered revolution in machining to the cutting-edge of
metalworking tools. Riveting!