In Nuts and Bolts: Seven Small Inventions That Changed the World in a Big Way, Roma Agrawal argues that the humble nail, wheel, spring, magnet, pump, lens, and string are fundamental engineering inventions upon which most of our modern technology depends. I found it fascinating to explore with her the various applications of these inventions throughout history and see how widely they are used today — often in unexpected ways.
Author: Roma Agrawal
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