[Paul Junkin] bought a curious product off the Internet. It was supposed to generate electricity when hooked up to a running hose. Only, it didn’t do a very good job. His solution was ...

[Jamie] decided to build a generator, and Lego is his medium of choice. Thus was created a fancy levitating generator that turns a stream of air into electricity. The basic concept is simple enough ...

Nobody wants to deal with a power outage. Aside from the aggravation of not having access to the internet, it can also cause serious problems like spoiling food, or extreme temperatures during summer ...

What if you could harness the power of the sun to generate your own energy—right in your backyard? Imagine a system so efficient it could heat water, power small appliances, or even serve as a backup ...

Are you confused by the conflicting electrical safety advice for your backup power? Discover the exact grounding rules for ...