Aluminium drinks cans make a great source of thin sheet metal which can be used for all manner of interesting projects, but it’s safe to say that retrieving a sheet …read more (https://hackaday.com/2024/12/02/from-cans-to-sheet-metal-with-ease/)

Torque Testing 3D Printed Screws
https://hackaday.com/2024/12/03/torque-testing-3d-printed-screws/

Unless you’ve got a shop with a well-stocked hardware bin, it’s a trip to the hardware store when you need a special screw. But [Sanford Prime] has a different approach: …read more (https://hackaday.com/2024/12/03/torque-testing-3d-printed-screws/)

OSHW Battery Tester Aims to Help Tame Lithium Cells
https://hackaday.com/2024/12/03/oshw-battery-tester-aims-to-help-tame-lithium-cells/

It’s no exaggeration to say that the development of cheap rechargeable lithium-ion batteries has changed the world. Enabling everything from smartphones to electric cars, their ability to pack an incredible …read more (https://hackaday.com/2024/12/03/oshw-battery-tester-aims-to-help-tame-lithium-cells/)

Scratch And Sniff Stickers And The Gas Panic of ’87
https://hackaday.com/2024/12/03/scratch-and-sniff-stickers-and-the-gas-panic-of-87/

Ever wonder how those scratch and sniff stickers manage to pack a punch of aroma into what looks like ordinary paper? The technology behind it is deceptively clever, and has …read more (https://hackaday.com/2024/12/03/scratch-and-sniff-stickers-and-the-gas-panic-of-87/)

Holograms: the Art of Recording Wavefronts
https://hackaday.com/2024/12/03/holograms-the-art-of-recording-wavefronts/

The difference between holography and photography can be summarized perhaps most succinctly as the difference between recording the effect photons have on a surface, versus recording the wavefront which is …read more (https://hackaday.com/2024/12/03/holograms-the-art-of-recording-wavefronts/)

Chess What: One More Pi-Powered Board
https://hackaday.com/2024/12/03/chess-what-one-more-pi-powered-board/

Chess is timeless, but automating it? That’s where the real magic begins. Enter [Tamerlan Goglichidze]’s Pi Board, an automated chess system that blends modern tech with age-old strategy. Inspired by …read more (https://hackaday.com/2024/12/03/chess-what-one-more-pi-powered-board/)

Car Radio Chip Goes Into DIY Build
https://hackaday.com/2024/12/03/car-radio-chip-goes-into-diy-build/

[Sjef Verhoeven] still loves radio and enjoys the challenge of listening to radio signals from far away. He wanted to build his own radio and turned to the TEF6686 chip, …read more (https://hackaday.com/2024/12/03/car-radio-chip-goes-into-diy-build/)

3D Printing Threaded Replacements
https://hackaday.com/2024/12/03/3d-printing-threaded-replacements/