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/)

They Weren’t Joking: Gentoo WAS ported to GNU Hurd
https://hackaday.com/2026/04/13/they-werent-joking-gentoo-was-ported-to-gnu-hurd/

Long ago, in the aftermath of the UNIX wars, three kernels emerged from the rubble: BSD, Linux, and Hurd. BSD, being UNIX, was held back by legal wrangling in the …read more (https://hackaday.com/2026/04/13/they-werent-joking-gentoo-was-ported-to-gnu-hurd/)

Electric Truck Sets Racing Record
https://hackaday.com/2026/04/13/electric-truck-sets-racing-record/