Louis Poinsot was the first to demonstrate that any number of individual forces pushing or pulling on a rigid thing can be simplified into just a single linear force and a twisting force called a couple. Build this fun set of DIY "hurricane balls" to demonstrate the physical processes at work.
Create your very own mermaid tail with this cozy couch blanket.
Software-defined radios (SDR) are gaining in popularity, and it's not hard to see why — using them, your computer can tune into in an enormous range of frequencies, including FM radio, unencrypted police and fire bands, aircraft transponders, and in many countries, digital TV.
The file is a basic tool, but it would be a mistake to call it simple. Files come in a variety of shapes, cuts, and coarseness depending on the job they’re designed to do.
I designed a DIY motion-sensing alarm that is controlled by a resistor. When an intruder is detected, a siren sounds that can be deactivated by touch.
The inspiration for this project was the Doof Warrior’s flamethrower guitar from Mad Max.
As a custom bike manufacturer, I make all my own tooling.
Are incorrect passwords driving you insane?
Ready to level-up your robot skills?
First-time Bondo'er? Start with these tips for mixing, preparing surfaces, and finishing.
Build this surprisingly resilient structure, then make it move. From our new book, Making Simple Robots.
The modeling technique I used in my Ergo Mouse project has 3 main steps: sculpting, surfacing, and Sugru skinning. But you can apply it to any creative process requiring models to explore interactions and aesthetics, quickly and at low cost.
