[Jean] wrote into the tips line (the system works!) to let all of us know about his hacked and hand-wired C64 keyboard, a thing of beauty in its chocolate-brown and …read more (https://hackaday.com/2025/12/09/keebin-with-kristina-the-one-with-the-c64-keyboard/)

A Deep Drive Deep Dive Into a Twin-Rotor Motor
https://hackaday.com/2025/12/09/a-deep-drive-deep-dive-into-a-twin-rotor-motor/

Compromise is key to keeping a team humming along. Say one person wants an inrunner electric motor, and the other prefers outrunner. What to do? Well, if you work at …read more (https://hackaday.com/2025/12/09/a-deep-drive-deep-dive-into-a-twin-rotor-motor/)

G4 iMac Becomes a Monitor with a MagSafe Secret
https://hackaday.com/2025/12/09/g4-imac-becomes-a-monitor-with-a-magsafe-secret/

The G4 iMac is one of the more popular computers in the restomodding scene given its charm and unparalleled ergonomics. Most modern machines that people squeeze in don’t have a …read more (https://hackaday.com/2025/12/09/g4-imac-becomes-a-monitor-with-a-magsafe-secret/)

Making Glasses That Detect Smartglasses
https://hackaday.com/2025/12/09/making-glasses-that-detect-smartglasses/

[NullPxl]’s Ban-Rays concept is a wearable that detects when one is in the presence of camera-bearing smartglasses, such as Meta’s line of Ray-Bans. A project in progress, it’s currently focused …read more (https://hackaday.com/2025/12/09/making-glasses-that-detect-smartglasses/)

MagQuest: Measuring Earth’s Magnetic Field with Space-Based Quantum Sensors
https://hackaday.com/2025/12/09/magquest-measuring-earths-magnetic-field-with-space-based-quantum-sensors/

https://www.nasa.gov/image-feature/japans-northernmost-main-island-of-hokkaido
" data-image-caption="Japan’s northermost island of Hokkaido, with the glow from Earth’s atmosphere visible. (Source: NASA, Aki Hoshide)
" data-medium-file="https://hackaday.com/wp-content/uploads/2021/07/japan_northernmost_island_hokkaido_from_ISS.jpg?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2021/07/japan_northernmost_island_hokkaido_from_ISS.jpg?w=800">Recently the MagQuest competition on improving the measuring of the Earth’s magnetic field announced that the contestants in the final phase have now moved on to launching their satellites within …read more (https://hackaday.com/2025/12/09/magquest-measuring-earths-magnetic-field-with-space-based-quantum-sensors/)

Putting KDE On Raspberry Pi OS Simpler Than Expected
https://hackaday.com/2025/12/09/putting-kde-on-raspberry-pi-os-simpler-than-expected/

Raspberry Pi boards are no longer constrained – these days, you can get a quad-core board with 8 or 16GB of RAM to go around, equip it with a heatsink, …read more (https://hackaday.com/2025/12/09/putting-kde-on-raspberry-pi-os-simpler-than-expected/)

A Musically-Reactive LED Christmas Tree
https://hackaday.com/2025/12/10/a-musically-reactive-led-christmas-tree/

Regular Christmas trees don’t emit light, nor do they react to music. If you want both things in a holiday decoration, consider this build from [dbmaking].  An ESP32-D1 mini runs …read more (https://hackaday.com/2025/12/10/a-musically-reactive-led-christmas-tree/)

Failed 3D Printed Part Brings Down Small Plane
https://hackaday.com/2025/12/10/failed-3d-printed-part-brings-down-small-plane/