Never Lose a Piece With 3D Printed Sliding Puzzles
https://hackaday.com/2021/08/28/never-lose-a-piece-with-3d-printed-sliding-puzzles/

Have you ever been about to finish a puzzle, when suddenly you realize there are more holes left than you have pieces? With [Nikolaos’s] 3D printed sliding puzzles, this will …read more (https://hackaday.com/2021/08/28/never-lose-a-piece-with-3d-printed-sliding-puzzles/)

Binary Clock Lets the Nixies Glow
https://hackaday.com/2021/08/28/binary-clock-lets-the-nixies-glow/

We’re not here to talk about another clock. Okay, we are, but the focus isn’t about whether or not it can tell time, it’s about taking a simple idea to …read more (https://hackaday.com/2021/08/28/binary-clock-lets-the-nixies-glow/)

Clearing the Air about Proprietary Consumables with a Xiaomi Filter DRM Resetter
https://hackaday.com/2021/08/28/clearing-the-air-about-proprietary-consumables-with-a-xiaomi-filter-drm-resetter/

Created with ezgif.com GIF maker
" data-medium-file="https://hackaday.com/wp-content/uploads/2021/08/2021-08-09-Air-filter-feat.jpg?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2021/08/2021-08-09-Air-filter-feat.jpg?w=800">The “razor and blades model” probably set a lot of young hackers on their current trajectory. If we buy a widget, we want to pick our widget refills instead of …read more (https://hackaday.com/2021/08/28/clearing-the-air-about-proprietary-consumables-with-a-xiaomi-filter-drm-resetter/)

Turning Heat into Electricity
https://hackaday.com/2021/08/28/turning-heat-into-electricity/

You don’t really create energy, you convert it from one form to another. For example, many ways that we generate electricity use heat from burning or nuclear decay to generate …read more (https://hackaday.com/2021/08/28/turning-heat-into-electricity/)

IRC Server for MS-DOS
https://hackaday.com/2021/08/28/irc-server-for-ms-dos/

The recent flurry of projects based around Internet Relay Chat (IRC) should be a fair indication that the beloved protocol is not going anywhere. Now, thanks to [Mike Chambers], you …read more (https://hackaday.com/2021/08/28/irc-server-for-ms-dos/)

1949 Gyroscope Spins Up Again
https://hackaday.com/2021/08/29/__trashed-23/

[Curious Marc] has an Apollo-era gyroscope but isn’t quite ready to put it through this paces without some practice. So he borrowed a 1949 vintage Sperry C5 gyro and did …read more (https://hackaday.com/2021/08/29/__trashed-23/)

The Curious Case Of The Radio Amateur And The Insulin Pump
https://hackaday.com/2021/08/29/the-curious-case-of-the-radio-amateur-and-the-insulin-pump/