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"How to Make a "Joule Thief" and Create Zombie Batteries for More Power After Death" cover image
Aug 24, 2013

Just about every household gadget we own runs on 1.5 volt batteries of one size or another. Wouldn't it be great if you could reuse all of those dead AA, AAA, and D batteries after they've passed on? ...

Close-up of glowing green fiber optic cables.
Nov 1, 2012

With the microwave oven transformer (M.O.T.) salvaged in a previous project, a simple electrical circuit can be rigged to get high voltage arcs to fly outward and upward along a "V" shaped spark gap. ...

"DIY Solar Power: Make Your Own Diode-Based Solar Panels and Capture the Sun's Energy!" cover image
Apr 29, 2012

Solar panels are an amazing invention. Catching energy from the Sun before it even enters Earth's food chain, photovoltaics are like an all-natural nuclear power plant. Unfortunately, the constituted ...

"Force Lightning: How to Make a Shocking Cookie Jar Any Sith Lord Would Be Proud Of" cover image
Mar 2, 2012

There is nothing more annoying than a greedy roommate. It's absolutely infuriating to wake up and find the cookies your mother just made for you gone without a trace. Your favorite drink is empty and ...