How the Vagus Nerve Promotes Healthy Cognition via Acetylcholine Signaling
https://hackaday.com/2026/07/28/how-the-vagus-nerve-promotes-healthy-cognition-via-acetylcholine-signaling/

It’s been said for centuries that you cannot think on an empty stomach, and that love goes through the stomach. Although these may seem like merely cute jabs at the …read more (https://hackaday.com/2026/07/28/how-the-vagus-nerve-promotes-healthy-cognition-via-acetylcholine-signaling/)

DOOM Using Regular Expressions
https://hackaday.com/2026/07/28/doom-using-regular-expressions/

Regular expressions (regexes) are an amazingly powerful way to perform operations on collections of e.g. text. Regexss can also be considered to be a programming language, even a Turing complete …read more (https://hackaday.com/2026/07/28/doom-using-regular-expressions/)

Building a Portable Weather Radar
https://hackaday.com/2026/07/29/building-a-portable-weather-radar/

If you run a large meteorology bureau, then you probably have access to a wonderful weather radar for scrying the heavens. The rest of us aren’t so lucky. If you …read more (https://hackaday.com/2026/07/29/building-a-portable-weather-radar/)

Behold The Most Beautifully Ambitious Starship Simulator Yet
https://hackaday.com/2026/07/29/behold-the-most-beautifully-ambitious-starship-simulator-yet/

[Kevin Kelm] created something wondrous: Halcyon Dawn, an utterly unique and desperately challenging game that is equal parts intricate starship simulator, imposing hardware console, video game, and love letter to …read more (https://hackaday.com/2026/07/29/behold-the-most-beautifully-ambitious-starship-simulator-yet/)

Thingino Teaches Cheap IP Cameras New Tricks
https://hackaday.com/2026/07/29/thingino-teaches-cheap-ip-cameras-new-tricks/

I recently found myself in the market for a few IP cameras to keep an eye on my Prusa 3D printers, and quickly found that the options on the market …read more (https://hackaday.com/2026/07/29/thingino-teaches-cheap-ip-cameras-new-tricks/)

The ESP32 Gets a Web Browser
https://hackaday.com/2026/07/29/the-esp32-gets-a-web-browser/

At the Hackaday Europe conference in Italy earlier in the year, we were shown a rather interesting device. The work of [Alun Morris], it was an ESP32-powered Cheap Black Display …read more (https://hackaday.com/2026/07/29/the-esp32-gets-a-web-browser/)

FLOSS Weekly Episode 877: RCE As a Service
https://hackaday.com/2026/07/29/floss-weekly-episode-877-rce-as-a-service/