Today Is My Last Day at Hackaday; Thanks for All the Hacks!
https://hackaday.com/2021/12/10/today-is-my-last-day-at-hackaday-thanks-for-all-the-hacks/

I have decided to make a career move and have accepted a position as Developer Relations Engineer at Golioth.io. I’m happy to announce that Elliot Williams will be the next …read more (https://hackaday.com/2021/12/10/today-is-my-last-day-at-hackaday-thanks-for-all-the-hacks/)

An NFC Antenna Ring With A Chip As Its Jewel
https://hackaday.com/2021/12/10/an-nfc-antenna-ring-with-a-chip-as-its-jewel/

Contactless payment by means of NFC-enabled bank cards has made our everyday transactions far more convenient over the last decade, but there still remains the tedious task of finding the …read more (https://hackaday.com/2021/12/10/an-nfc-antenna-ring-with-a-chip-as-its-jewel/)

Lasers Make PCBs the Old Fashioned Way
https://hackaday.com/2021/12/10/lasers-make-pcbs-the-old-fashioned-way/

There are many ways to create printed circuit boards, but one of the more traditional ways involves using boards coated with photoresist and exposing the desired artwork on the board, …read more (https://hackaday.com/2021/12/10/lasers-make-pcbs-the-old-fashioned-way/)

Ninja Art: PCB Nightlight Jutsu!
https://hackaday.com/2021/12/10/ninja-art-pcb-nightlight-jutsu/

This latest PCB artwork comes to you courtesy of [Arnov]. His Naruto nightlight is definitely going to get your anime-loving friends’ attention. The LED illumination styles are controlled by an …read more (https://hackaday.com/2021/12/10/ninja-art-pcb-nightlight-jutsu/)

Build Your Own Submarine
https://hackaday.com/2021/12/10/build-your-own-submarine/

If you are tried of building things that fly, why not try a submarine like [DIYPerks] did? As you can see in the video below, the key is to control …read more (https://hackaday.com/2021/12/10/build-your-own-submarine/)

Arduino Drives Faux Spirograph
https://hackaday.com/2021/12/10/arduino-drives-faux-spirograph/

The holidays always remind us of our favorite toys from when we were kids. Johnny Astro, an Erector set, and — of course — a Spirograph. [CraftDiaries] has an Arduino …read more (https://hackaday.com/2021/12/10/arduino-drives-faux-spirograph/)

Controller Swaps Can Save an HDD If You Do It Right
https://hackaday.com/2021/12/11/controller-swaps-can-save-an-hdd-if-you-do-it-right/