Microscopic Metal 3D Printing with Gels
https://hackaday.com/2022/12/07/microscopic-metal-3d-printing-with-gels/

Everyone wants to 3D print with metals, but it is a difficult task. You need high temperatures and metals with high thermal conductivity make the problem even worse. Researchers at …read more (https://hackaday.com/2022/12/07/microscopic-metal-3d-printing-with-gels/)

Transparent Metal (Hydroxide) without Mr. Scott
https://hackaday.com/2022/12/07/transparent-metal-hydroxide-without-mr-scott/

There’s a famous scene in one of the Star Trek movies where Scotty, who has traveled to the past, teaches a metal company to create the transparent aluminum he needs …read more (https://hackaday.com/2022/12/07/transparent-metal-hydroxide-without-mr-scott/)

A Tiny RISC-V Emulator Runs Linux With No MMU. And Yes, It Runs DOOM!
https://hackaday.com/2022/12/07/a-tiny-risc-v-emulator-runs-linux-with-no-mmu-and-yes-it-runs-doom/

It’s something of an article of faith, that to run Linux your computer must include a hardware memory management unit, or MMU. To an extent it’s true, in that for …read more (https://hackaday.com/2022/12/07/a-tiny-risc-v-emulator-runs-linux-with-no-mmu-and-yes-it-runs-doom/)

Recreating the Sounds of the ’90s With a YM3812 Synthesizer
https://hackaday.com/2022/12/07/recreating-the-sounds-of-the-90s-with-a-ym3812-synthesizer/

One reason the x86 PC became the dominant game platform in the early 1990s was the availability of affordable sound cards like the AdLib and Sound Blaster. These provided a …read more (https://hackaday.com/2022/12/07/recreating-the-sounds-of-the-90s-with-a-ym3812-synthesizer/)

A Wheatstone Bridge Matches Your Pots
https://hackaday.com/2022/12/07/a-wheatstone-bridge-matches-your-pots/

Sometimes the simplest hacks can be the most useful or ingenious, and such is the case with [Keri Szafir]’s method of ensuring that potentiometers used in audio devices are matched. …read more (https://hackaday.com/2022/12/07/a-wheatstone-bridge-matches-your-pots/)

An Affordable And Programmable PLC
https://hackaday.com/2022/12/08/an-affordable-and-programmable-plc/

We’re all used to general purpose microcontroller boards such as the Arduino or its many imitators, but perhaps we don’t see as much of their industrial cousins. A programmable logic …read more (https://hackaday.com/2022/12/08/an-affordable-and-programmable-plc/)

Audio Amp Puts VFDs to Work in an Unusual Way
https://hackaday.com/2022/12/08/audio-amp-puts-vfds-to-work-in-an-unusual-way/

It’s safe to say that most projects that feature a VFD emphasize the “D” aspect more than anything. Vacuum fluorescent displays are solid performers, after all, with their cool blue-green …read more (https://hackaday.com/2022/12/08/audio-amp-puts-vfds-to-work-in-an-unusual-way/)