Bumper stickers are usually political, crude, or otherwise inflammatory. Rather a more fun example is this digital creation from [Guy Dupont], who made a bumper sticker that broadcasts what he’s …read more (https://hackaday.com/2024/09/12/digital-bumper-sticker-tells-everyone-what-youre-listening-to/)

2024 Tiny Games Contest: Spectacular Sub-Surface Simon
https://hackaday.com/2024/09/12/2024-tiny-games-contest-spectacular-sub-surface-simon/

When you work with tiny things on the regular, they start to seem normal-sized to your hands and eyes. Then, if you work with even smaller packages, stuff like 0603 …read more (https://hackaday.com/2024/09/12/2024-tiny-games-contest-spectacular-sub-surface-simon/)

Back Up Your Data On Paper With Lots Of QR Codes
https://hackaday.com/2024/09/12/back-up-your-data-on-paper-with-lots-of-qr-codes/

QR codes are used just about everywhere now, for checking into venues, ordering food, or just plain old advertising. But what about data storage? It’s hardly efficient, but if you …read more (https://hackaday.com/2024/09/12/back-up-your-data-on-paper-with-lots-of-qr-codes/)

There’s Already A Nixie Addon For The 2024 Supercon Badge
https://hackaday.com/2024/09/12/theres-already-a-nixie-addon-for-the-2024-supercon-badge/

Nixie tubes are cool, and hackers like them. Perhaps for those reasons more than any other, [Kevin Santo Cappuccio] has developed a very particular Simple Add-On for the 2024 Hackaday …read more (https://hackaday.com/2024/09/12/theres-already-a-nixie-addon-for-the-2024-supercon-badge/)

Simple PCB Agitator Gets The Job Done
https://hackaday.com/2024/09/13/simple-pcb-agitator-gets-the-job-done/

These days, PCB fab houses are just about everywhere, and you can’t go buy a taco without walking past eight of them. Still, some out there still like to etch …read more (https://hackaday.com/2024/09/13/simple-pcb-agitator-gets-the-job-done/)

Doing MIDI With Discrete Logic Is Neat, If Not Particularly Useful
https://hackaday.com/2024/09/13/doing-midi-with-discrete-logic-is-neat-if-not-particularly-useful/

MIDI is normally baked into the chipset of a synthesizer, or something you use a microcontroller to handle. But that’s not the only way to speak the language! [Kevin] decided …read more (https://hackaday.com/2024/09/13/doing-midi-with-discrete-logic-is-neat-if-not-particularly-useful/)

Building A Multi-Purpose Electrochemistry Device
https://hackaday.com/2024/09/13/building-a-multi-purpose-electrochemistry-device/

https://www.youtube.com/watch?v=ZiB3p96-qc8
" data-image-caption="" data-medium-file="https://hackaday.com/wp-content/uploads/2024/09/Screenshot-2024-09-13-162806-featured.png?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2024/09/Screenshot-2024-09-13-162806-featured.png?w=800" tabindex="0" role="button">We don’t get enough electrochemistry hacks on these pages, so here’s [Markus Bindhammer] of YouTube/Marb’s lab fame to give us a fix with their hand-built general-purpose electrochemistry device. The basic …read more (https://hackaday.com/2024/09/13/building-a-multi-purpose-electrochemistry-device/)