Gears are usually the biggest contributors to backlash in a mechanical system, but they’re far from the only culprits. Ball bearings are a less obvious source of imprecision, since any …read more (https://hackaday.com/2026/08/11/splitting-a-ball-bearing-to-cut-out-backlash/)

Fixing a Dead Makita Battery with a 20 Cent Part
https://hackaday.com/2026/08/11/fixing-a-dead-makita-battery-with-a-20-cent-part/

It’s no real secret that battery packs for power tools aren’t the foremost when it comes to user serviceability, so if said battery pack suddenly stops charging outside of warranty, …read more (https://hackaday.com/2026/08/11/fixing-a-dead-makita-battery-with-a-20-cent-part/)

Is Manual Filament Tuning Still Worth It?
https://hackaday.com/2026/08/11/is-manual-filament-tuning-still-worth-it/

In this era of consumer-grade FDM printers that have automatic bed levelling, automatic pressure advance tuning, automatic temperature regulation and so on buttoned away behind bullet-proof presets and automation, something …read more (https://hackaday.com/2026/08/11/is-manual-filament-tuning-still-worth-it/)

Titanic-esqe Telegraph Keeps Relationship Afloat
https://hackaday.com/2026/08/11/titanic-esqe-telegraph-keeps-relationship-afloat/

When people say the key to a happy, long-lasting marriage is communication, they generally mean the verbal kind: talking things out with your spouse, sharing your feelings, and all that …read more (https://hackaday.com/2026/08/11/titanic-esqe-telegraph-keeps-relationship-afloat/)

Lighting 3D Printed Parts on Fire for Science
https://hackaday.com/2026/08/12/lighting-3d-printed-parts-on-fire-for-science/

Although lighting 3D prints on fire is rarely the intended outcome, it’s possible that said print will at some point in its future come into contact with either an open …read more (https://hackaday.com/2026/08/12/lighting-3d-printed-parts-on-fire-for-science/)

3 KB Solitaire Fits in QR-Code, Runs in DOS
https://hackaday.com/2026/08/12/3-kb-solitaire-fits-in-qr-code-runs-in-dos/

In these days of hundred-gigabyte-and-more monster games, it can be nice to stop and remember what a human can do with assembly language and very, very little storage space. In …read more (https://hackaday.com/2026/08/12/3-kb-solitaire-fits-in-qr-code-runs-in-dos/)

Getting Back Into Resin Printing: First Results
https://hackaday.com/2026/08/12/getting-back-into-resin-printing-first-results/

When we last left off, I had just set up a new SLA resin printer and was on the verge of doing the initial round of printing to see just …read more (https://hackaday.com/2026/08/12/getting-back-into-resin-printing-first-results/)

Watch Today’s Eclipse at Home
https://hackaday.com/2026/08/12/watch-todays-eclipse-at-home/