Sure, pedaling your bike can get you from one place to another, but a user at DIY web site Instructables details how you can really put all that effort to good use by charging up your USB devices.

Build a Bicycle Generator - diy Bike ...

Using a bike as a power source is nothing new, but the idea of providing your own power is getting more and more attractive as people find their lives full of energy-sucking devices. Nokia just a ...

With a pedal generator, you can turn human effort into usable energy—ideal for off-grid setups, emergency backups, or just a fun DIY project. This guide gives you a fast-track look at how pedal ...