As a certified RC airplane fan, the [RCMakerLab] on YouTube found themselves looking at one of those nifty mini air blowers that provide an alternative to a compressor and canned …read more (https://hackaday.com/2026/09/08/disassembling-a-mini-air-blower-to-make-rc-airplanes/)

Hackaday Europe 2026: Outdoors with Robots
https://hackaday.com/2026/09/08/hackaday-europe-2026-outdoors-with-robots/

Erin Kennedy has been building robots for over a decade now, with a focus on smaller bots that interact with, or maybe even clean up, the outdoor environment. Still other …read more (https://hackaday.com/2026/09/08/hackaday-europe-2026-outdoors-with-robots/)

Fixing a 1990s LEGO Electric Train Speed Regulator
https://hackaday.com/2026/09/08/fixing-a-1990s-lego-electric-train-speed-regulator/

Before LEGO train sets moved to battery-powered locomotives with plastic rails, all of them worked pretty much like any other train set of the era. This meant metal rails that …read more (https://hackaday.com/2026/09/08/fixing-a-1990s-lego-electric-train-speed-regulator/)

Are Desktop PC-ABS Prints Outperformed by Industrial FDM? Not Really
https://hackaday.com/2026/09/08/are-desktop-pc-abs-prints-outperformed-by-industrial-fdm-not-really/

[Igor] of [My Tech Fun] set out to discover what differences, if any, can be found between parts printed in PC-ABS filament on an industrial 3D printer, and those from …read more (https://hackaday.com/2026/09/08/are-desktop-pc-abs-prints-outperformed-by-industrial-fdm-not-really/)

Anti-Doomscroll Tamagotchi Only Lives if You Do
https://hackaday.com/2026/09/08/anti-doomscroll-tamagotchi-only-lives-if-you-do/

The odds are, you have a device deliberately designed to be addictive in your pocket or on the table next to you if you aren’t staring at it right now– …read more (https://hackaday.com/2026/09/08/anti-doomscroll-tamagotchi-only-lives-if-you-do/)

The Different Ways To Look at Negative Resistance
https://hackaday.com/2026/09/08/the-different-ways-to-look-at-negative-resistance/

[lcamtuf] has an in-depth look at the concept of negative resistance that goes somewhat further than one might expect. Normally, as voltage across a resistance increases so too does the …read more (https://hackaday.com/2026/09/08/the-different-ways-to-look-at-negative-resistance/)

One Bit Sound with the ZX Spectrum
https://hackaday.com/2026/09/08/one-bit-sound-with-the-zx-spectrum/

[Michael] has a thing for playing audio over beepers using a single bit. He’s done it with the Apple ][ and the IBM PC. This time he turns to the …read more (https://hackaday.com/2026/09/08/one-bit-sound-with-the-zx-spectrum/)