Building an Edge Lit Sign From the Scrap Pile
https://hackaday.com/2022/04/22/building-an-edge-lit-sign-from-the-scrap-pile/

Whether in a shop window or mounted to the top of consoles in NASA’s Mission Control Center, edge lit acrylic is a popular choice for making high visibility signs. Partly …read more (https://hackaday.com/2022/04/22/building-an-edge-lit-sign-from-the-scrap-pile/)

Hard(er) Drives: Impractical, Slow, Amazing, and Incredible
https://hackaday.com/2022/04/22/harder-drives-impractical-slow-amazing-and-incredible/

Computer memory is a problem that has been solved for many years. But early on, it was more than just a small problem. We’ve many of the different kinds at …read more (https://hackaday.com/2022/04/22/harder-drives-impractical-slow-amazing-and-incredible/)

Add Conductive Traces On Vacuum Formed Plastic With 3D Printing
https://hackaday.com/2022/04/22/add-conductive-traces-on-vacuum-formed-plastic-with-3d-printing/

Surface conductors on vacuum formed parts appear in many hacks, from cosplay armor to 3D touch pads and smart objects. But making them has always been painful. Either they had …read more (https://hackaday.com/2022/04/22/add-conductive-traces-on-vacuum-formed-plastic-with-3d-printing/)

Meet the RouterPi, a Compute Module 4 Based GbE Router
https://hackaday.com/2022/04/22/meet-the-routerpi-a-compute-module-4-based-gbe-router/

[Zak Kemble] likes to build things, and for several years has been pining over various Raspberry Pi products with an eye on putting them into service as a router. Sadly, …read more (https://hackaday.com/2022/04/22/meet-the-routerpi-a-compute-module-4-based-gbe-router/)

High Temp Heat Engine Achieves 40% Efficiency
https://hackaday.com/2022/04/23/high-temp-heat-engine-achieves-40-efficiency/

People generate lots of waste heat. It makes sense that there is a desire to convert that heat into usable energy. The problem is one of efficiency. Researchers from MIT …read more (https://hackaday.com/2022/04/23/high-temp-heat-engine-achieves-40-efficiency/)

Omnibot Shows Off Over a Decade of CNC Prowess
https://hackaday.com/2022/04/23/omnibot-shows-off-over-a-decade-of-cnc-prowess/

At first glance, you might think the Omnibot v3 wasn’t anything more than a basic 3D printed robotics platform, but you’d be wrong on both counts. There’s actually no 3D …read more (https://hackaday.com/2022/04/23/omnibot-shows-off-over-a-decade-of-cnc-prowess/)

Research: It’s Like Cheating, but Fair
https://hackaday.com/2022/04/23/research-its-like-cheating-but-fair/