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 ...

[Hackett’s] back at it, this time with some practical advice for the next power outage to hit your city: why not prepare for the worst by building your own bike generator? You’ll no doubt recall that ...

A lot of Kickstarter projects never get fully funded. Others that do never see the light of day. With the continued strain on gas prices, masses of commuters opting to pedal to work rather than sit in ...

I demonstrate how I turned a geared bicycle motor into a generator by rearranging its internal components. Using a car ...

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 ...

Pedalling the bicycle generator supplies power to a bank of lights: incandescent, fluorescent, and LED. The pedal work required to turn on the lights depends on the energy efficiencies and ...

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.

It's been a preoccupation of inquisitive geeks for a long time: trying to extract useable electric power from a bicycle. In basements or garages, they have mounted DC generators and Trek 1200s onto ...

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 ...