Nuts and Bolts: Seven Small Inventions That Changed the World in a Big Way

Shortlisted for the 2023 Royal Society Science Book Prize

Some of humanity’s mightiest engineering achievements are small in scale—and, without them, the complex machinery on which our modern world runs would not exist. In Nuts and Bolts, structural engineer Roma Agrawal examines seven of these extraordinary elements: the nail, the wheel, the spring, the magnet, the lens, the...