[Kevin] admits that FreeCAD may not be the ideal tool for editing STL files. But it is possible, and he shares some practical advice in the video below. If you …read more (https://hackaday.com/2026/01/22/stl-editing-with-freecad/)

New Drug Hopes To Treat Sleep Apnea Without Masks
https://hackaday.com/2026/01/22/new-drug-hopes-to-treat-sleep-apnea-without-masks/

Sleep apnea is a debilitating disease that many sufferers don’t even realize they have. Those afflicted with the condition will regularly stop breathing during sleep as the muscles in their …read more (https://hackaday.com/2026/01/22/new-drug-hopes-to-treat-sleep-apnea-without-masks/)

Touchless Support Leaves No Mark
https://hackaday.com/2026/01/22/touchless-support-leaves-no-mark/

[Clough42] created a 3D print for a lathe tool and designed in some support to hold the piece on the bed while printing. It worked, but removing the support left …read more (https://hackaday.com/2026/01/22/touchless-support-leaves-no-mark/)

Converting a Nebra Cryptocurrency Miner To a Meshcore Repeater
https://hackaday.com/2026/01/22/converting-a-nebra-cryptocurrency-miner-to-a-meshcore-repeater/

After the swivel by Helium Inc. towards simply running distributed WiFi hotspots after for years pushing LoRaWAN nodes, much of the associated hardware became effectively obsolete. This led to quite …read more (https://hackaday.com/2026/01/22/converting-a-nebra-cryptocurrency-miner-to-a-meshcore-repeater/)

Silica Gel Makes For Better 3D Prints
https://hackaday.com/2026/01/22/silica-gel-makes-for-better-3d-prints/

It’s possible to improve your 3D prints in all kinds of ways. You can tune your printer’s motion, buy better filament, or tinker endlessly with any number of slicer settings. …read more (https://hackaday.com/2026/01/22/silica-gel-makes-for-better-3d-prints/)

Nic Barker Explains ASCII, Unicode, and UTF-8
https://hackaday.com/2026/01/22/nic-barker-explains-ascii-unicode-and-utf-8/

Over on YouTube [Nic Barker] gives us: UTF-8, Explained Simply. If you’re gonna be a hacker eventually you’re gonna have to write software to process and generate text data. And …read more (https://hackaday.com/2026/01/22/nic-barker-explains-ascii-unicode-and-utf-8/)

A 1970s Electronic Game
https://hackaday.com/2026/01/22/a-1970s-electronic-game/

What happens when a traditional board game company decides to break into electronic gaming? Well, if it were a UK gaming company in 1978, the result would be a Waddingtons …read more (https://hackaday.com/2026/01/22/a-1970s-electronic-game/)

Vacuum Fluorescent Displays Explained
https://hackaday.com/2026/01/23/vacuum-fluorescent-displays-explained/