Clean Up Your Resin-Printing Rinse with Dialysis
https://hackaday.com/2023/09/05/clean-up-your-resin-printing-rinse-with-dialysis/

There’s a lot to like about resin 3D printing. The detail, the smooth surface finish, the mechanical simplicity of the printer itself compared to an FDM printer. But there are …read more (https://hackaday.com/2023/09/05/clean-up-your-resin-printing-rinse-with-dialysis/)

Electro-Optical Control of Lasers with a Licorice Twist
https://hackaday.com/2023/09/05/electro-optical-control-of-lasers-with-a-licorice-twist/

You’ve got to hand it to [Les Wright]; he really knows how to dig into optical arcana and present topics in an interesting way. Case in point: an electro-optical control …read more (https://hackaday.com/2023/09/05/electro-optical-control-of-lasers-with-a-licorice-twist/)

Streaming Video From an ESP32
https://hackaday.com/2023/09/05/streaming-video-from-an-esp32/

The ESP32, while first thought to be little more than a way of adding wireless capabilities to other microcontrollers, has quickly replaced many of them with its ability to be …read more (https://hackaday.com/2023/09/05/streaming-video-from-an-esp32/)

Finally, a Machine to Organize Resistors!
https://hackaday.com/2023/09/06/finally-a-machine-to-organize-resistors/

Perhaps it’s a side-effect of getting older, but it seems like reading the color bands on blue metal-film resistors is harder than it was on the old brown carbon ones. …read more (https://hackaday.com/2023/09/06/finally-a-machine-to-organize-resistors/)

It’s Numbers All The Way Down With This Tape Measure Number Station Antenna
https://hackaday.com/2023/09/06/its-numbers-all-the-way-down-with-this-tape-measure-number-station-antenna/

For all their talk of cooperation and shared interests, the nations of the world put an awful lot of effort into spying on each other. All this espionage is an …read more (https://hackaday.com/2023/09/06/its-numbers-all-the-way-down-with-this-tape-measure-number-station-antenna/)

Mining and Refining: Quartz, Both Natural and Synthetic
https://hackaday.com/2023/09/06/mining-and-refining-quartz-both-natural-and-synthetic/

So far in this series, pretty much every material we’ve covered has had to undergo a significant industrial process to transform it from its natural state to a more useful …read more (https://hackaday.com/2023/09/06/mining-and-refining-quartz-both-natural-and-synthetic/)

Get a Fresh Build Plate at The Push of a Button
https://hackaday.com/2023/09/06/get-a-fresh-build-plate-at-the-push-of-a-button/

For best results, a build sheet for a 3D printer’s print bed should be handled and stored by the edges only. To help make that easier, [Whity] created the Expandable …read more (https://hackaday.com/2023/09/06/get-a-fresh-build-plate-at-the-push-of-a-button/)