Discover how to build a simple DIY wind turbine using basic household items like an aluminum can, copper wire, and cardboard.

Last week, we met Corwin Hardham, the CEO of Makani Windpower, which is at work on a revolutionary airborne wind turbine. This week, I want you to actually see how the turbine works. Below, you'll ...

free energy ...

As your electricity bills increase, you might consider turning to alternative energy sources to lower costs. With solar energy making alternative energy sources more accessible, and manufacturers of ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Start by making a list of the devices and appliances you need to power and add up the ...