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 ...

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.

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 ...

Millions of people around the world are without access to electricity at any given time – but the man behind 5-Hour Energy drinks claims to have found the answer. The ‘Free Electric’ solution from ...