It makes sense to use drones to patrol borders or perimeters. But there’s a problem. Drones have to carry batteries or fuel and mostly have a short operating time. A …read more (https://hackaday.com/2022/03/17/wireless-charging-for-border-patrol-drones/)

Owning A ShortWave Radio Is Once Again A Subversive Activity
https://hackaday.com/2022/03/17/owning-a-shortwave-radio-is-once-again-a-subversive-activity/

An abiding memory for a teen fascinated by electronics and radio in the 1970s and 1980s is the proliferation of propaganda stations that covered the shortwave spectrum. Some of them …read more (https://hackaday.com/2022/03/17/owning-a-shortwave-radio-is-once-again-a-subversive-activity/)

Doubled Up 3D Printer Upgrade Doubles The Fun
https://hackaday.com/2022/03/17/doubled-up-3d-printer-upgrade-doubles-the-fun/

https://www.youtube.com/watch?v=FHK-s3yqwek&t=4s
" data-image-caption="" data-medium-file="https://hackaday.com/wp-content/uploads/2022/03/Snap-2022-03-16-at-17.16.11.png?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2022/03/Snap-2022-03-16-at-17.16.11.png?w=800">[Nathan] from Nathan Builds Robots on YouTube is no stranger to modding 3D printers, whether it’s a good idea or not, it’s just fun to find out sometimes. His latest …read more (https://hackaday.com/2022/03/17/doubled-up-3d-printer-upgrade-doubles-the-fun/)

Remoticon 2021 // Arsenjis Tears Apart Your Laptop
https://hackaday.com/2022/03/17/remoticon-2021-arsenjis-tears-apart-your-laptop/

Hackaday’s own [Arsenijs Picugins] has been rather busy hacking old laptops apart and learning what can and cannot be easily reused, and presents for the 2021 Hackaday Remoticon, a heavily …read more (https://hackaday.com/2022/03/17/remoticon-2021-arsenjis-tears-apart-your-laptop/)

3D Printed Molds for Casting Rose’s Metal
https://hackaday.com/2022/03/17/3d-printed-molds-for-casting-roses-metal/

Have you ever played with Rose’s metal? It’s a fusible alloy of bismuth, lead, and tin with a low melting point of around 100 °C. Historically, it’s been used as …read more (https://hackaday.com/2022/03/17/3d-printed-molds-for-casting-roses-metal/)

Tracked RC Vehicle is (Mostly) 3D Printed
https://hackaday.com/2022/03/17/tracked-rc-vehicle-is-mostly-3d-printed/

While wheels might seem like a foundational technology, they do have one major flaw: they typically need maintained roads in order to work. Anyone who has experience driving a Jeep …read more (https://hackaday.com/2022/03/17/tracked-rc-vehicle-is-mostly-3d-printed/)

3D-Printed Parts Let You Assemble Your Own Biggest Fan
https://hackaday.com/2022/03/17/3d-printed-parts-let-you-assemble-your-own-biggest-fan/

It’s getting close to the time of year when we need to start carefully vetting projects here at Hackaday. After all, nobody likes to get punked by an early April …read more (https://hackaday.com/2022/03/17/3d-printed-parts-let-you-assemble-your-own-biggest-fan/)