Zen Flute is a Teensy Powered Mouth Theramin
https://hackaday.com/2025/05/17/zen-flute-is-a-teensy-powered-mouth-theramin/

https://www.youtube.com/watch?v=4GKWIpESRjg
" data-image-caption="" data-medium-file="https://hackaday.com/wp-content/uploads/2025/05/Screenshot-2025-05-13-104002-featured.png?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2025/05/Screenshot-2025-05-13-104002-featured.png?w=800">An intriguing mouth-played instrument emerged—and won—at the 2023 Guthman Musical Instrument Contest hosted by Georgia Tech. [Keith Baxter] took notice and reproduced the idea for others to explore. The result …read more (https://hackaday.com/2025/05/17/zen-flute-is-a-teensy-powered-mouth-theramin/)

This Extra-Large, Two-Stage Fume Extractor Really Sucks
https://hackaday.com/2025/05/17/this-extra-large-two-stage-fume-extractor-really-sucks/

Solder fumes are not nice on the lungs; nor are fumes from superglue, epoxy, or a whole mess of other things we often find ourselves using on the bench. Some …read more (https://hackaday.com/2025/05/17/this-extra-large-two-stage-fume-extractor-really-sucks/)

Determine Fundamental Constants with LEDs and a Multimeter
https://hackaday.com/2025/05/17/determine-fundamental-constants-with-leds-and-a-multimeter/

There are (probably) less than two dozen fundemental constants that define the physics of our universe. Determining the value of them might seem like the sort of thing for large, …read more (https://hackaday.com/2025/05/17/determine-fundamental-constants-with-leds-and-a-multimeter/)

The Lost 256 KB Japanese ROM for the Macintosh Plus Has Been Found
https://hackaday.com/2025/05/17/the-lost-256-kb-japanese-rom-for-the-macintosh-plus-has-been-found/

https://www.journaldulapin.com/2025/05/17/the-lost-japanese-rom-of-the-macintosh-plus-which-isnt-lost-anymore/
" data-image-caption="Mainboard with the two 128 kB EPROMs containing the special MacIntosh Plus ROM image. (Credit: Pierre Dandumont)
" data-medium-file="https://hackaday.com/wp-content/uploads/2025/05/apple_macintosh_plus_256_kB_roms_in_mainboard.jpg?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2025/05/apple_macintosh_plus_256_kB_roms_in_mainboard.jpg?w=800">The Apple Macintosh Plus was one of the most long-lived Apple computers and saw three revisions of its 128 kB-sized ROMs during its life time, at least officially. There’s a …read more (https://hackaday.com/2025/05/17/the-lost-256-kb-japanese-rom-for-the-macintosh-plus-has-been-found/)

Escaping US Tech Giants Leads European YouTuber to Open Source
https://hackaday.com/2025/05/17/escaping-us-tech-giants-leads-european-youtuber-to-open-source/

The video (embedded below) by [TechAltar] is titled “1 Month without US tech giants“, but it could have been titled “1 Month with Open Source Tools” — because, as it …read more (https://hackaday.com/2025/05/17/escaping-us-tech-giants-leads-european-youtuber-to-open-source/)

MCP Blender Addon Lets AI Take the Wheel and Wield the Tools
https://hackaday.com/2025/05/18/mcp-blender-addon-lets-ai-take-the-wheel-and-wield-the-tools/

Want to give an AI the ability to do stuff in Blender? The BlenderMCP addon does exactly that, connecting open-source 3D modeling software Blender to Anthropic’s Claude AI via MCP …read more (https://hackaday.com/2025/05/18/mcp-blender-addon-lets-ai-take-the-wheel-and-wield-the-tools/)

Casting Shade on “Shade-Tolerant” Solar Panels
https://hackaday.com/2025/05/18/casting-shade-on-shade-tolerant-solar-panels/