Radio Apocalypse: Survivable Low-Frequency Communication System
https://hackaday.com/2025/11/12/radio-apocalypse-survivable-low-frequency-communication-system/
https://hackaday.com/2025/11/12/radio-apocalypse-survivable-low-frequency-communication-system/
Hackaday
Radio Apocalypse: Survivable Low-Frequency Communication System
In the global game of nuclear brinksmanship, secrets are the coin of the realm. This was especially true during the Cold War, when each side fielded armies of spies to ferret out what the other guy…
FLOSS Weekly Episode 854: The Big Daddy Core
https://hackaday.com/2025/11/12/floss-weekly-episode-854-the-big-daddy-core/
https://hackaday.com/2025/11/12/floss-weekly-episode-854-the-big-daddy-core/
Hackaday
FLOSS Weekly Episode 854: The Big Daddy Core
This week Jonathan and Ben chat with Jason Shepherd about Ocre and Atym.io! That’s the lightweight WebAssembly VM that lets you run the same containers on Linux and a host of embedded platfor…
2025 Component Abuse Challenge: Light an LED With Nothing
https://hackaday.com/2025/11/12/2025-component-abuse-challenge-light-an-led-with-nothing/
https://hackaday.com/2025/11/12/2025-component-abuse-challenge-light-an-led-with-nothing/
Hackaday
2025 Component Abuse Challenge: Light An LED With Nothing
Should you spend some time around the less scientifically informed parts of the internet, it’s easy to find “Free power” stories. Usually they’re some form of perpetual moti…
Cheap Multimeter Gets Webified
https://hackaday.com/2025/11/12/cheap-multimeter-gets-webified/
https://hackaday.com/2025/11/12/cheap-multimeter-gets-webified/
Hackaday
Cheap Multimeter Gets Webified
[Mellow Labs] wanted to grab a multimeter that could do Bluetooth. Those are cheap and plentiful, but the Bluetooth software was, unsurprisingly, somewhat lacking. A teardown shows a stock Bluetoot…
There’s no Rust on this Ironclad Kernel
https://hackaday.com/2025/11/12/theres-no-rust-on-this-ironclad-kernel/
https://hackaday.com/2025/11/12/theres-no-rust-on-this-ironclad-kernel/
Hackaday
There’s No Rust On This Ironclad Kernel
Rust is the new hotness in programming languages because of how solid its memory protections are. Race conditions and memory leaks are hardly new issues however, and as greybeards are wont to point…
Installing an 84MB Hard Drive Into a PDP-11/44
https://hackaday.com/2025/11/12/installing-an-84mb-hard-drive-into-a-pdp-11-44/
https://hackaday.com/2025/11/12/installing-an-84mb-hard-drive-into-a-pdp-11-44/
Hackaday
Installing An 84MB Hard Drive Into A PDP-11/44
Over on YouTube [Usagi Electric] shows us how he installed an 84MB hard drive into his PDP-11/44. In the beginning he purchased a bunch of RA70 and RA72 drives and board sets but none of them worke…
3D Printed Mail is a Modern Solution to an Ancient Problem
https://hackaday.com/2025/11/13/3d-printed-mail-is-a-modern-solution-to-an-ancient-problem/
https://hackaday.com/2025/11/13/3d-printed-mail-is-a-modern-solution-to-an-ancient-problem/
Hackaday
3D Printed Mail Is A Modern Solution To An Ancient Problem
The human body and sharp objects don’t get along very well, especially when they are being wielded with ill-intent. Since antiquity there have been various forms of armor designed to protect …
Running a Minecraft Server on a WiFi Light Bulb
https://hackaday.com/2025/11/13/running-a-minecraft-server-on-a-wifi-light-bulb/
https://hackaday.com/2025/11/13/running-a-minecraft-server-on-a-wifi-light-bulb/
Hackaday
Running A Minecraft Server On A WiFi Light Bulb
WiFi-enabled ‘smart’ light bulbs are everywhere these days, and each one of them has a microcontroller inside that’s capable enough to run all sorts of interesting software. For e…
If IRobot Falls, Hackers are Ready to Wrangle Roombas
https://hackaday.com/2025/11/13/if-irobot-falls-hackers-are-ready-to-wrangle-roombas/
https://hackaday.com/2025/11/13/if-irobot-falls-hackers-are-ready-to-wrangle-roombas/
Hackaday
If IRobot Falls, Hackers Are Ready To Wrangle Roombas
Things are not looking good for iRobot. Although their robotic Roomba vacuums are basically a household name, the company has been faltering financially for some time now. In 2024 there was hope of…
The Pi 500 Turned Overkill Bluetooth Keyboard
https://hackaday.com/2025/11/13/the-pi-500-turned-overkill-bluetooth-keyboard/
https://hackaday.com/2025/11/13/the-pi-500-turned-overkill-bluetooth-keyboard/
Hackaday
The Pi 500 Turned Overkill Bluetooth Keyboard
Perhaps we’ve all found ourselves at one time or another with more computers in use than keyboards and other peripherals at hand to use them with. With a single user you can make do with remo…