Book cover of Nuts and Bolts: Seven Small Inventions That Changed the World in a Big Way by Roma Agrawal
Engineering & Transportation

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

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 string, and the pump. […Learn More]

Book cover of The Knowledge: How to Rebuild Civilization in the Aftermath of a Cataclysm by Lewis Dartnell
Computers & Technology

The Knowledge: How to Rebuild Civilization in the Aftermath of a Cataclysm

How would you go about rebuilding a technological society from scratch?

If our technological society collapsed tomorrow what would be the one book you would want to press into the hands of the postapocalyptic survivors? What crucial knowledge would they need to survive in the immediate aftermath and to rebuild civilization as quickly as possible? […Learn More]