15 Awesome Pinterest DIY projects for your home
TRIPLE YOUR SOLAR ARRAY'S OUTPUT!
Multi purpose bag
First River Turbine for Clean & Green Renewable Energy by Idénergie — Kickstarter
Waters turbine up to 50 times as efficient as a standard turbine. WOW!
Toy Car. Spring powered stainless steel and bronze toy car with walnut box. Edition of 20 pieces.
Evaporation is one of the world's most dominant forms of energy transfer—and one group of scientists is harnessing it as a clean power source.
Rechargeable first for promising battery tech | Electric Vehicles Research