On the Benefits of Filling 3D Prints With Spray Foam
https://hackaday.com/2025/11/29/on-the-benefits-of-filling-3d-prints-with-spray-foam/

Closed-cell self-expanding foam (spray foam) is an amazing material that sees common use in construction. But one application that we hadn’t heard of before was using it to fill the …read more (https://hackaday.com/2025/11/29/on-the-benefits-of-filling-3d-prints-with-spray-foam/)

DIY Light Panels Work With Home Assistant
https://hackaday.com/2025/11/29/diy-light-panels-work-with-home-assistant/

There are a few major companies out there building colorful LED panels you can stick on your wall for aesthetic purposes. Most commercial options are pretty expensive, and come with …read more (https://hackaday.com/2025/11/29/diy-light-panels-work-with-home-assistant/)

Has Steampunk Delivered the Hoverboard?
https://hackaday.com/2025/11/29/has-steampunk-delivered-the-hoverboard/

The hoverboard, one of the teen crazes of the last decade, is both a marvel of technology and a source of hacker parts that have appeared in so many projects …read more (https://hackaday.com/2025/11/29/has-steampunk-delivered-the-hoverboard/)

A Holographic Seven-Segment Clock
https://hackaday.com/2025/11/30/a-holographic-seven-segment-clock/

Seven-segment displays are one of the most ho-hum ways to display the time. They were cool for a little bit in the 70s, but by now, they’re a little bit …read more (https://hackaday.com/2025/11/30/a-holographic-seven-segment-clock/)

Magnus Effect Drone Flies, Looks Impossible
https://hackaday.com/2025/11/30/magnus-effect-drone-flies-looks-impossible/

By now we’re all familiar with the quad-rotor design most popular among modern drones, and of course there are many variants using more or less propellers and even fixed-wing drones …read more (https://hackaday.com/2025/11/30/magnus-effect-drone-flies-looks-impossible/)

How to Make Big Cabinets on a Small CNC Router
https://hackaday.com/2025/11/30/how-to-make-big-cabinets-on-a-small-cnc-router/

It’s easy to build big wooden furniture if you have a massive industrial CNC router, but few of us are so lucky. However, you can still build sizable stuff with …read more (https://hackaday.com/2025/11/30/how-to-make-big-cabinets-on-a-small-cnc-router/)

Raise Bikes to the Heavens with Humble Garage Door Opener
https://hackaday.com/2025/11/30/raise-bikes-to-the-heavens-with-humble-garage-door-opener/