Of all the remote-control vehicles one can build, a submarine is possibly the hardest: if something goes wrong with almost any other vehicle, it’s easy to recover and repair, but …read more (https://hackaday.com/2026/04/13/3d-printed-parts-nearly-sink-rc-submarine/)

Reverse-Engineering an Amazon Blink Gen 3 Camera
https://hackaday.com/2026/04/13/reverse-engineering-an-amazon-blink-gen-3-camera/

After some water intrusion apparently killed one of [electronupdate]’s Amazon Blink Gen 3 cameras he took this opportunity to do a full teardown and analysis of all the major components. …read more (https://hackaday.com/2026/04/13/reverse-engineering-an-amazon-blink-gen-3-camera/)

Skylab Under the Ocean
https://hackaday.com/2026/04/13/skylab-under-the-ocean/

A crew lives on a station in a hostile environment. Leaving that environment requires oxygen tanks and specialized gear to deal with pressure differentials. A space station? Nah. A base …read more (https://hackaday.com/2026/04/13/skylab-under-the-ocean/)

From Lunar Dust to Breathable Air
https://hackaday.com/2026/04/13/from-lunar-dust-to-breathable-air/

Moon missions are hot again for the first bit since the space race. While the previous period had us land on the big lunar rock, the missions of tomorrow have …read more (https://hackaday.com/2026/04/13/from-lunar-dust-to-breathable-air/)

Reverse-Engineering Human Cognition and Decision Making in a Modern Age
https://hackaday.com/2026/04/13/the-use-of-llm-chatbots-and-human-cognitive-surrender/

Cognitive processes are not something that we generally pay much attention to until something goes wrong, but they cover the entire scope of us ingesting sensory information, the processing and …read more (https://hackaday.com/2026/04/13/the-use-of-llm-chatbots-and-human-cognitive-surrender/)

ESP32 Weather Display Runs Macintosh System 3
https://hackaday.com/2026/04/13/esp32-weather-display-runs-macintosh-system-3/

It seems like everybody takes their turn doing an ESP32-based weather display, and why not? They’re cheap, they’re easy, and you need to start somewhere. With the Cheap Yellow Display …read more (https://hackaday.com/2026/04/13/esp32-weather-display-runs-macintosh-system-3/)

Your Own Tool Changer
https://hackaday.com/2026/04/13/your-own-tool-changer/

All the cool new 3D printers have tool-changing heads. Instead of multiplexing filament through one hot end, you simply park one hot end and pick up another. Or pick up …read more (https://hackaday.com/2026/04/13/your-own-tool-changer/)