In this project, we’ll build a small, vertical-axis wind turbine, or VAWT for short. These are not as efficient as their horizontal-axis cousins, but they are better suited to urban...
Posted by Bill Olson
Categories: Electronics, Energy | No Comments
I’m lazy. My impatience often leads me to botch important steps when I make yogurt. So to get better control over the fermentation process, I made a crockpot thermostat attachment...
Posted by Chris Reilly
Categories: Food & Beverage, Arduino, Health | 4 Comments
Use a solar-powered motor and a shade to follow the sun, maximizing its energy.
Posted by Thomas Hughes
Categories: Energy | No Comments
Get the print and digital versions when you subscribe
