The bicycle and the bow are both highly efficient, human-powered technologies that could substitute for two very harmful alternatives: the car and the firearm. Why do we promote one but not the other?
Continue reading "What if We Replace Guns and Bullets with Bows and Arrows?" »
While manufacturing modern firearms and bullets depends on a global supply chain and fossil fuels, bows and arrows can be made anywhere out of anything, using only human power and simple hand tools.
We built a pedal-powered generator and controller, which is practical to use as an energy source and exercise machine in a household — and which you can integrate into a solar PV system. We provide detailed plans to build your own, using basic skills and common hand tools.
Continue reading "How to Build a Practical Household Bike Generator" »