Metal Detector Built With Smartphone Interface
https://hackaday.com/2025/03/25/metal-detector-built-with-smartphone-interface/

If you think of a metal detector, you’re probably thinking of a fairly simple device with a big coil and a piercing whine coming from a tinny speaker. [mircemk] has …read more (https://hackaday.com/2025/03/25/metal-detector-built-with-smartphone-interface/)

ReactOS 0.4.15 Released With Major Improvements
https://hackaday.com/2025/03/25/reactos-0-4-15-released-with-major-improvements/

Recently the ReactOS project released the much anticipated 0.4.15 update, making it the first major release since 2020. Despite what might seem like a minor version bump from the previous …read more (https://hackaday.com/2025/03/25/reactos-0-4-15-released-with-major-improvements/)

2024 Hackaday Supercon Talk: Killing Mosquitoes with Freaking Drones, and Sonar
https://hackaday.com/2025/03/25/2024-hackaday-supercon-talk-killing-mosquitoes-with-freaking-drones-and-sonar/

Suppose that you want to get rid of a whole lot of mosquitoes with a quadcopter drone by chopping them up in the rotor blades. If you had really good …read more (https://hackaday.com/2025/03/25/2024-hackaday-supercon-talk-killing-mosquitoes-with-freaking-drones-and-sonar/)

Ancient Pocket Computer Gets a Serious Serial Upgrade
https://hackaday.com/2025/03/25/ancient-pocket-computer-gets-a-serious-serial-upgrade/

[Robert’s Retro] is one of those great YouTube channels that shows us the ins and outs of old and obscure computers. [Robert] likes going a step beyond the traditional teardown …read more (https://hackaday.com/2025/03/25/ancient-pocket-computer-gets-a-serious-serial-upgrade/)

The Vectrex Home Computer You Never Had
https://hackaday.com/2025/03/25/the-vectrex-home-computer-you-never-had/

The Vectrex console from the early 1980s holds a special place in retrocomputing lore thanks to its vector display — uniquely for a home system, it painted its graphics to …read more (https://hackaday.com/2025/03/25/the-vectrex-home-computer-you-never-had/)

LED Filaments Become Attractive Time Piece
https://hackaday.com/2025/03/25/led-filaments-become-attractive-time-piece/

There are a million ways to use LEDs to make a clock. [sjm4306] chose to go a relatively conventional route, making something that approximates a traditional analog timepiece. However, he …read more (https://hackaday.com/2025/03/25/led-filaments-become-attractive-time-piece/)

Brazilian Modders Upgrade NVidia Geforce GTX 970 to 8 GB of VRAM
https://hackaday.com/2025/03/25/brazilian-modders-upgrade-nvidia-geforce-gtx-970-to-8-gb-of-vram/

Although NVidia’s current disastrous RTX 50-series is getting all the attention right now, this wasn’t the first misstep by NVidia. Back in 2014 when NVidia released the GTX 970 users …read more (https://hackaday.com/2025/03/25/brazilian-modders-upgrade-nvidia-geforce-gtx-970-to-8-gb-of-vram/)

Physical Key Copying Starts With a Flipper Zero
https://hackaday.com/2025/03/25/physical-key-copying-starts-with-a-flipper-zero/

A moment’s inattention is all it takes to gather the information needed to make a physical copy of a key. It’s not necessarily an easy process, though, so if pen …read more (https://hackaday.com/2025/03/25/physical-key-copying-starts-with-a-flipper-zero/)