3D graphics are made up of little more then very complicated math. With enough time, you could probably compute a ray marching by hand. Or, you could set up Excel …read more (https://hackaday.com/2026/01/04/ray-marching-in-excel/)

Sleeping Rough in Alaska with a USPS Cargo Bike
https://hackaday.com/2026/01/04/sleeping-rough-in-alaska-with-a-usps-cargo-bike/

Out of all 49 beautiful US states (plus New Jersey), the one you’d probably least want to camp outside in during the winter is arguably Alaska. If you were to …read more (https://hackaday.com/2026/01/04/sleeping-rough-in-alaska-with-a-usps-cargo-bike/)

Modifying a QingPing Air Quality Monitor for Local MQTT Access
https://hackaday.com/2026/01/04/modifying-a-qingping-air-quality-monitor-for-local-mqtt-access/

The QingPing Air Quality Monitor 2 is an Android-based device that not only features a touch screen with the current air quality statistics of the room, but also includes an …read more (https://hackaday.com/2026/01/04/modifying-a-qingping-air-quality-monitor-for-local-mqtt-access/)

Print Pixel Art to a Floppy Disk
https://hackaday.com/2026/01/04/print-pixel-art-to-a-floppy-disk/

Here at Hackaday we love floppy disks. While they are by no means a practical or useful means of storing data in the age of solid state storage, there is …read more (https://hackaday.com/2026/01/04/print-pixel-art-to-a-floppy-disk/)

Bicycle Tows 15,000 Pounds
https://hackaday.com/2026/01/04/bicycle-tows-15000-pounds/

An old joke in physics is that of the “spherical cow”, poking fun at some of the assumptions physicists make when tackling a new problem. Making the problem simple like …read more (https://hackaday.com/2026/01/04/bicycle-tows-15000-pounds/)

Reviving ReBoot With a Tape Deck Repair
https://hackaday.com/2026/01/04/reviving-reboot-with-a-tape-deck-repair/

Do you remember ReBoot? If you were into early CGI, the name probably rings a bell, since when it premiered in 1994 it was the first fully computer-animated show on …read more (https://hackaday.com/2026/01/04/reviving-reboot-with-a-tape-deck-repair/)

An RPN Calculator and a Bonus VFD Clock From Casio Revival
https://hackaday.com/2026/01/05/an-rpn-calculator-and-a-bonus-vfd-clock-from-casio-revival/

Have you heard the saying “the problem is the solution”? It seems to originate in the permaculture movement, but it can apply equally well to electronics. Take the problem [shiura] …read more (https://hackaday.com/2026/01/05/an-rpn-calculator-and-a-bonus-vfd-clock-from-casio-revival/)

GitHub Disables Rockchip’s Linux MPP Repository After DMCA Request
https://hackaday.com/2026/01/05/github-disables-rockchips-linux-mpp-repository-after-dmca-request/