#diy

This Raspberry Pi AI project turned my notes into a searchable second brain

No subscription, no cloud AI, just a Pi 5 that knows where my notes are.

How-To Geek · EN

HAND is a Eurorack module that is also a disembodied crawling hand

As a firm believer in technosolutionism, I am here to tell you, authoritatively, that you need a disembodied glowing hand that creeps around your house and plays spooky music. Not want. Need. Those who do not buy this disembodied hand will surely be left behind, or at least it will crawl after you. Instrument builder and inventor Gijs Gieskes is back at it again. The post HAND is a Eurorack module that is also a disembodied crawling hand appeared first on CDM Create Digital Music .

Create Digital Music · EN

Iron gall ink lasts for centuries. Here's how to make it

What is iron gall ink? Only one of the "most important substances in the history of civilization," says Joel Klein , the curator of the History of Medicine and Allied Sciences at the Huntington in San Marino, California. That's because the ink, which is dark blue-gray, sinks into the surface of the paper or parchment and won't fade centuries after it's applied. — Read the rest The post Iron gall ink lasts for centuries. Here's how to make it appeared first on Boing Boing .

Boing Boing · EN

This $48 e-paper display can be whatever you want it to be

This DIY e-paper display works in two official ecosystems or on your own server.

Ars Technica · EN