3D-Printing Complex Sensors and Controls with Metamaterials
https://hackaday.com/2021/09/17/3d-printing-complex-sensors-and-controls-with-metamaterials/

If you’ve got a mechatronic project in mind, a 3D printer can be a big help. Gears, levers, adapters, enclosures — if you can dream it up, a 3D printer …read more (https://hackaday.com/2021/09/17/3d-printing-complex-sensors-and-controls-with-metamaterials/)

Automatic Microfiche Scanner Digitizes Docs
https://hackaday.com/2021/09/17/automatic-microfiche-scanner-digitizes-docs/

While the concept might seem quaint to us today, microfiche was once a very compelling way to store and distribute documents. By optically shrinking them down to just a few …read more (https://hackaday.com/2021/09/17/automatic-microfiche-scanner-digitizes-docs/)

Unique Clock Doubles as a Development Board
https://hackaday.com/2021/09/18/unique-clock-doubles-as-a-development-board/

Most clocks these days have ditched the round face and instead prefer to tell time through the medium of 7-segment displays. [mihai.cuciuc] is bringing the round face to digital clocks …read more (https://hackaday.com/2021/09/18/unique-clock-doubles-as-a-development-board/)

Silky Smooth Resin Printer Timelapses Thanks to Machine Vision
https://hackaday.com/2021/09/18/silky-smooth-resin-printer-timelapses-thanks-to-machine-vision/

The fascination of watching a 3D printer go through its paces does tend to wear off after you spent a few hours doing it, in which case those cool time-lapse …read more (https://hackaday.com/2021/09/18/silky-smooth-resin-printer-timelapses-thanks-to-machine-vision/)

Finding the Right Hack is Half the Battle
https://hackaday.com/2021/09/18/finding-the-right-hack-is-half-the-battle/

Sometimes you just get lucky. I had a project on my list for a long time, and it was one that I had been putting off for a few months …read more (https://hackaday.com/2021/09/18/finding-the-right-hack-is-half-the-battle/)

Solar Powered Autonomous Tugboat For Rescuing Autonomous Vessels
https://hackaday.com/2021/09/18/solar-powered-autonomous-tugboat-for-rescuing-autonomous-vessels/

[rctestflight] has built several autonomous boats, and with missions becoming longer and more challenging, he bought an inflatable kayak to serve as a dedicated rescue vessel. Instead of relying on …read more (https://hackaday.com/2021/09/18/solar-powered-autonomous-tugboat-for-rescuing-autonomous-vessels/)

Cast-in-Concrete Clock Upgraded After Thirteen Years
https://hackaday.com/2021/09/18/cast-in-concrete-clock-upgraded-after-thirteen-years/