Ingenium: Five Machines That Changed the World

A deep dive into pivotal technological advances in areas from warfare to time measurement. "A wonderful combination of history and physics." —Mark Kidger, author of Astronomical Enigmas

Ingenium is medieval English vernacular for "an ingenious contrivance." In this fascinating book, physicist Mark Denny considers five such contrivances—the bow and arrow, the waterwheel, the counterpoise siege engine (including the trebuchet), the pendulum clock anchor escapement, and the centrifugal gover...