When you want to build a large format 3D printer, you can’t just scale up the design of a desktop machine. In an excellent four-part build series (videos after the …read more (https://hackaday.com/2022/07/27/large-format-3d-printer-is-a-serious-engineering-challenge/)

Move Over Silicon, a New Semiconductor is in Town
https://hackaday.com/2022/07/27/move-over-silicon-a-new-semiconductor-is-in-town/

Silicon has had a long run as the king of semiconductors, and why not? It’s plentiful and works well. However, working well and working ideally are two different things. In …read more (https://hackaday.com/2022/07/27/move-over-silicon-a-new-semiconductor-is-in-town/)

The Surprisingly Manual Process of Building Automotive Wire Harnesses
https://hackaday.com/2022/07/27/the-surprisingly-manual-process-of-building-automotive-wire-harnesses/

Even from the very earliest days of the automobile age, cars and trucks have been hybrids of mechanical and electrical design. For every piston sliding up and down in a …read more (https://hackaday.com/2022/07/27/the-surprisingly-manual-process-of-building-automotive-wire-harnesses/)

Launch and Track Your Model Rockets Via Smartphone
https://hackaday.com/2022/07/27/launch-and-track-your-model-rockets-via-smartphone/

Building and flying model rockets is great fun. Eventually, though, the thrill of the fire and smoke subsides, and you want to know more about what it’s doing in the …read more (https://hackaday.com/2022/07/27/launch-and-track-your-model-rockets-via-smartphone/)

Electrolytes, They’re What Dehydrated Hackaday Writers Crave!
https://hackaday.com/2022/07/27/electrolytes-theyre-what-dehydrated-hackaday-writers-crave/

The oddly prophetic 2006 comedy film Idiocracy features an isotonic drink called Brawndo, whose marketing continuously refers to its electrolytes as a miraculous property. Brawndo is revealed in the film …read more (https://hackaday.com/2022/07/27/electrolytes-theyre-what-dehydrated-hackaday-writers-crave/)

Hackaday Prize 2022: Repairing a Vintage Laptop With Modern Components
https://hackaday.com/2022/07/27/hackaday-prize-2022-repairing-a-vintage-laptop-with-modern-components/

Laptop computers may be ubiquitous today, but there was a time when they were the exclusive preserve of rich businesspeople. Back in the early ’90s, the significant added cost of …read more (https://hackaday.com/2022/07/27/hackaday-prize-2022-repairing-a-vintage-laptop-with-modern-components/)

You Can Build A Giant 7-Segment Display Of Your Very Own
https://hackaday.com/2022/07/27/you-can-build-a-giant-7-segment-display-of-your-very-own/

Sometimes you need to display a number nice and large, making it easily readable at a good distance. [Lewis] has just the thing for that: a big expandable 7-segment display. …read more (https://hackaday.com/2022/07/27/you-can-build-a-giant-7-segment-display-of-your-very-own/)