Brady Forrest writes: A katana (commonly called a samurai sword) is a marvel of art and technology. In this week’s Ignite Episode, Jonathan Kahan walks us through its creation and usage. This was filmed at Ignite NYC 3. The katana is made of steel that’s been folded up to 20x which produces hundreds of thousands […]
Instructables user technoplastique writes: Use 3D modeling/printing, laser cut acrylic, resin casting, UV reactive pigment, LEDs and some simple wiring to make a high style and retro cool space invaders chandelier or lamp. I’ve included a nice trick for making curved corners out of laser cut acrylic, a lot of info on making the relatively […]
The weekly Lost Knowledge column explores the possible technology of the future in the forgotten ideas of the past (and those slightly off to the side). Each Tuesday, we look at retro-tech, “lost” technology, and the make-do, improvised “street tech” of village artisans and tradespeople from around the globe. “Lost Knowledge” was also the theme […]
The amazing and talented Jeri Ellsworth was at Notacon 2009 last week, and among other things, was showing off this awesome Nintendo/C64 purse. There are no details on it, but I’ll see if I can’t get more info from Jeri. From Rose White’s Flickr photostream. Thanks, Rose! Update: In response to my post, Jeri emailed […]
We’ve been anxious to see how this amazing calendar clock turned out since we first wrote about it last April. One year later, it’s finished! Actually, it was finished in December — the builder, Sean Gallagher, finished it over the holidays, as a present to himself. Really incredible design, engineering, and craftsmanship. And it’s driven […]
Lorin, of Electric Western, writes: People get excited about tubes, and they do some nifty things with them (even beyond audio). I’m trying to make working with them a little more accessible. So, I published a Power Supply design for tube experiments – with redundant safety and small size in mind, am providing a kit […]
I’ve always been fascinated by the pocket gramophones of the 20s and 30s. I discovered there’s a bunch of them on YouTube. The top one here is a Mikiphone, from 1926. The second one is a Peter Pan gramophone, from 1930. Some models of the Peter Pan even had a clock built into the carrying […]
