For this DIY storage craft, start by removing the ... until every visible surface is covered (of course, if your container is tube-shaped, you'll just wrap the napkins around the circumference).

[Simon] wrote in to tell us about a headphone tube amp that he just built. It is based on schematics at diyaudioprojects.com that were actually featured on Hackaday in the past. [Simon’s ...

Most X-ray devices today are built around the same parts they were 100 years ago, namely, a Coolidge tube. Apply a high ... were installed in a Tupperware container and insulated with mineral ...