Online 3 years ago Scientists Are Building A Mini-Earth With 8 Tonnes Of Spinning Liquid Sodium Ryan F. Mandelbaum
Gadgets 8 years ago Dynamo USB Charging Bike Harnesses Pedal Power Andrew Liszewski You generate a tremendous amount of energy as you pump the pedals on a bike to get from point A to point B. That energy can now be easily harnessed to charge your small electronics with the BikeCharge dynamo.
Gadgets 12 years ago HydroStar SUB Flashlight With Dynamo-Powered LEDs, Lasers Lightning Review Sean Fallon