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Hacking a Commercial Colorimeter to add RAL Color Code Support
When you need to match paint colors, one of the tools you’ll reach for is a deck of reference colors. Another might be a colorimeter. But what if you want both? [hallko1234] created just that by...
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Best-Ever Brainstem Map Created by Indian Scientists
The elusive brainstem is a small, yet critical part of our brain: the slightest damage to it could prove fatal. But how it works is not fully understood today. Indian Scientists at SGBC (Sudha...
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Improving the Microcontroller Gaming Performance with PicoGame
The ability to write Python on microcontrollers with the likes of MicroPython and later CiruitPython has made them much more accessible. [MakerClassCZ] brings that to game development with PicoGame....
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Reviving a Retro Mouse with BlueTooth low Energy support
One of the disadvantages to collecting retro peripherals is that they’re not necessarily easy to use anymore. [eSPee77] changes that by retrofitting a Genius GM-6000 mouse with modern hardware, all...
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M.A.S.K.-Inspired Cyberdeck for all your Portable Computing needs
There are infinite varieties of cyberdeck you could make, each with their own inspirations. Today, [RadioactiveArtist] shows us a M.A.S.K. lunchbox cyberdeck faithful to the 80s show. To know why...
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Ever Seen Claude Use Fusion 360?
We’ve all done it before: a simple project that escalated to the point of extreme overengineering. But what’s less common is [Lee Hutchinson]’s digital clock, whose case is (somewhat-successfully)...
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New Method Accelerates Color 3D Printing
Multi-color 3D printing is notorious for being difficult to get right. Even with modern printers, you often end up using much more filament (and tool changes) than you would for a single-color print....
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Drawing Videos On An Etch-a-Sketch
We’ve covered etch-a-sketch robots before, but usually they’re not quite as fast as [Every Flavor of Robot]’s “video” etch-a-sketch, capable of drawing a full portrait in as little as a minute. The...
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Lost Version of Amiga Unix Suddenly Reappears
Some of you may know there’s a version of UNIX for the Commodore Amiga, aptly called Amiga Unix or AMIX. There is an almost complete record of versions from 1.0 to 2.03, but 2.02 was lost media–until...
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Passive Bug Zapper Tracks Its Kill Count
If it’s summer in a warm, humid climate, bugs can be the bane of your existence. A natural solution is to place a passive bug zapper to catch bugs at night. But what if that isn’t fancy enough?...
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Making a PCB The Old-Fashioned Way
Nearly all modern PCBs are designed with the help of EDA software, but not all of them. [ALTco] shows us the process of plotting out a board the old-fashioned way — by hand. Back in the day, drawing...
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Put the Moon on Your Desk
Most people take the Moon for granted, not considering its slow cycle where the sun gradually illuminates different parts of it. A recent project from [Karsten Mueller] helps you keep our nearest...
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Using 3D Printers To Make Circuit Boards
Custom printed circuit boards have become more and more accessible to the average hobbyist over the last decade. But one problem still remains: your circuits will take at least a couple days to make....
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2026 Green Powered Challenge: Solar-Powered Pollution Monitor
As we learn more about all the nasty stuff floating in the air, it becomes more compelling to monitor the air for pollution levels. [Aleksei Tertychnyi] does just that with pollutagNode2, a...
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Itanium: the Great X86 Replacement that Never Was
Itanium was once meant to be the next step in computing, to compete with the likes of IBM, Sun and DEC, but also for Intel to have an architecture that couldn’t be taken from it, as the PC was from IBM...
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How One Line of TF2 Code Ruined This Simple Feature
Ever encountered a minor annoying bug in a video game? How about one dating back to 2018? Usually, you have no hope of fixing it, but this time is different. [Joey Cheerio] shows the first-time...
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FRED Comes to Hobby Operating Systems (and Linux)
Those who have worked on a hobby operating system for x86 will have interacted with its rather complex and confusing interrupt model. [Evalyn] shows us why and how to use Flexible Return and Event...
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FPGA Powers DIY USB Scope and Signal Generator
Oscilloscopes and to lesser extent signals generators are useful tools for analyzing, testing and diagnosing circuits but we often take for granted how they work. Luckily, [FromConceptToCircuit] is...
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Python Comes to the Arduino Uno Q
MicroPython is a well-known and easy-to-use way to program microcontrollers in Python. If you’re using an Arduino Uno Q, though, you’re stuck without it. [Natasha] saves the day by bringing us a a...
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Implementing a Rhythm Game entirely in a GPU Shader
Most rhythm games have a community creating custom charts, and Trombone Champ is no exception. What is exceptional, however, [CraftedCart]’s osu! played in a Trombone Champ chart. It all started as a...
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