Ancient Instrument Goes Digital: The Digi-Gurdy

The hurdy-gurdy is a fascinating string instrument dating from sometime around the 10th century. There is an active community of modern enthusiasts, but one can’t simply walk into a music sho…

Flat-Pack Multi-Tool Has Many Dimensions

Sometimes, you just have to see whether something can be done. Such is the case with [ToolTechGeek]’s flat-pack metal multi-tool build. Can an entire multi-tool be made with only flat pieces …

Watch Time Roll By On This Strange, Spiral Clock

[Build Some Stuff] created an unusual spiral clock that’s almost entirely made from laser-cut wood, even the curved and bendy parts. The clock works by using a stepper motor and gear to rotat…

Making A Solder Paste Stencil From What You Have On Hand

Sometimes there are moments when an engineer has to use whatever materials they have to hand in order to complete the job on time. Such a situation arose at the RevSpace hacker space in Den Haag, N…

New Tool Helps Create Laser-Cut Doom Maps

Doom has a larger cultural footprint than the vast majority of video games ever made. That inspired [Theor] to see if it was possible to laser-cut some of the game’s maps to create a real-wor…

Laser Cut Clips Save A Lamp From The Trash

Ikea have been known for years as a purveyor of inexpensive  yet stylish homewares, but it’s fair to say that sometimes their affordability is reflected in their insubstantial construction. S…

The Coleman Z80 Is A Modern Take On A 1970s Computer

[Joshua Coleman] likes to design his own computers. Sometimes, that means drawing up bus architectures,  memory maps and I/O port pinouts. Other times, he can focus his efforts more on the general …

Visual Cryptography For Physical Keyrings

Visual cryptography is one of those unusual cases that kind of looks like a good idea, but it turns out is fraught with problems. The idea is straightforward enough — an image to encrypt is sampled…

This Spherical Lamp’s Pieces Ship Flat, Thanks To Math

[Nervous System] sells a variety of unique products, and we really appreciate the effort they put into sharing elements of their design and manufacturing processes. This time, it’s details of…

YOU Are A Projection Of Your Influences

Who are you? No, who are you really? You’re an amalgamation of influences from your family, your friends, the media, and the parasocial relationships you have with fictional characters. It&#8…

Easy As Pi Puzzle by mcdanlj

Here's a puzzle for the upcoming — as of the time of posting — pi day celebrations. Slide the blocks around without flipping them to rearrange them from the letter pi into a square. DXF and SVG EasyAsPiPuzzle files are available for laser...