Battery Hacks

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Make a "Joule Thief" Circuit to Extract Battery Power

This week, Windell Oskay of Evil Mad Scientist Laboratories joins me to teach you how to make a super clever little circuit called the Joule Thief! The Joule Thief allows you to squeeze the life out of what most people think of as "dead"...
How to Survive: Start a Fire using a Battery

How to Survive: Start a Fire using a Battery

Take a piece of steel wool and tuck it into the toilet paper.   Lightly touch the battery to the steel wool.  Blow.  Now put that thing out, before the smoke alarm goes...
How to: Build a Small Hydrogen HHO generator

How to: Build a Small Hydrogen HHO generator

Make your very own hydrogen (and oxygen) generator with a 9V battery, copper wire, and baking soda (or salt). Why? Who knows. Make sure to check your connections. For more information on this hack, including detailed, step-by-step instructions on...