When it comes to building real-world flying vehicles, testing can be arduous and expensive. You have to find somewhere to fly, then you have to contend with environmental conditions and …read more (https://hackaday.com/2026/08/31/simulating-uavs-in-unreal-engine/)

Building An Energy-Harvesting Business Card
https://hackaday.com/2026/08/31/building-an-energy-harvesting-business-card/

The hope is always that a good business card will leave a good impression. For those in the electronics field, they also serve as an opportunity to showcase creative design …read more (https://hackaday.com/2026/08/31/building-an-energy-harvesting-business-card/)

Fixing an Expensive Amprobe Cable Tracer With Mystery Fault
https://hackaday.com/2026/08/31/fixing-an-expensive-amprobe-cable-tracer-with-mystery-fault/

Perhaps the most annoying kinds of faults are those that involve expensive equipment that just sit around in a cupboard, only for them to just stop working at all. Such …read more (https://hackaday.com/2026/08/31/fixing-an-expensive-amprobe-cable-tracer-with-mystery-fault/)

ReactOS Gets An Upgrade
https://hackaday.com/2026/08/31/reactos-gets-an-upgrade/

A perennial in the esoteric operating system space is ReactOS, a project with its roots in the 1990s which is doing a pretty good job of creating an open source …read more (https://hackaday.com/2026/08/31/reactos-gets-an-upgrade/)

Tricking an Air Conditioner Into Cooling
https://hackaday.com/2026/08/31/tricking-an-air-conditioner-into-cooling/

Modern heat pumps, of which air conditioners are a subset, seem like simple machines in theory. They just move heat from one place to another. But in order to operate …read more (https://hackaday.com/2026/08/31/tricking-an-air-conditioner-into-cooling/)

Sliding Into Perfection: The Open Task Light
https://hackaday.com/2026/09/01/sliding-into-perfection-the-open-task-light/

A few years ago Dyson released a desk lamp that could slide up and down, in and out, balancing itself at every position. [Steven Bennett] saw that lamp and wanted …read more (https://hackaday.com/2026/09/01/sliding-into-perfection-the-open-task-light/)

Crowdsourcing An Investigation Into Coil Whine
https://hackaday.com/2026/09/01/crowdsourcing-an-investigation-into-coil-whine/

If you’ve heard the high-pitched whine or buzz from an electronic device when a current-carrying inductor is vibrating, you’ll know how unpleasant it can be. It’s common in all kinds …read more (https://hackaday.com/2026/09/01/crowdsourcing-an-investigation-into-coil-whine/)