Citi Bikes bungled it, but you don’t have to: Learn why it’s stupid to say “watts per hour.”
A little company in Upstate New York that builds pedal-power machines for a wide array of uses wants to make their designs open source.
The creators of the WITT device say it could be used to convert the motion energy of walking or of the waves, and it appears to be getting more and more backers.
The Voltmaker is a new kinetic energy gizmo designed to charge your portable devices via twirling it to generate power.
This energy-harvesting technology is built into a removable insole rather than the shoe itself.
These prototype shoes could turn that 5k into way more than just a power boost for your body.
Generating electricity isn’t limited to burning things or harnessing the power of the wind, waves and sun. What’s the potential for human power?