The bicycle is a great invention. It is an extremely efficient method of transportation, even more so than walking. So why not harness that efficiency for other things? [Tony] had that same thought so ...

As we become more and more reliant on electricity, power outages hit us harder and harder. The solution is simple: build a bicycle generator. A magnet DC motor is spun 50 times for each revolution of ...

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.

LAS VEGAS--For all the bicycle enthusiasts, especially those interested in longer-distance touring, China-based Jooyn Power Shenzen is introducing a rear-wheel mini generator that can power the ...

Remember those "bottle"-type dynamos that rubbed against the side of your bike tire in order to power the lights? Well, they've gotten a high-tech makeover, in the form of the fork-mounted CadenceX ...

One of my bikes has a bottle dynamo that presses on the tire and powers the front lamp. The Siva Cycle Atom is a modern-day equivalent, only it won’t rub away your tire or slow you down, and it’ll ...

A few weeks ago Keegan Stephan, a bike mechanic and member of environmental group Time's Up! brought with him to the Occupy Wall Street protests a device he built over a year ago to power his ...