While Apple weren’t the first to invent high-DPI displays or to put them into consumer electronics, they did popularize them fairly effectively with the Retina displays in the early 2010s and made a huge number of them in the following years. The computers they’re attached to are getting up there in age, though, and although […]
Kei trucks are very versatile vehicles, but their stock powerplant can leave a bit to be desired. If you need more power, why not try an electric conversion? [Ron “Mr. G” Grosinger] is a high school auto shop and welding teacher who worked with his students to replace the 40 hp gas motor in this […]
This week Jonathan chats with Olaf Andreas Schulte and Lars Kiesow about Opencast, the video management system for education. What does Opencast let a school or university accomplish, how has that changed over the last decade, and what exciting new things are coming? Watch to find out! https://explore.opencast.org/ https://opencast.org/ https://opencast.org/2025/12/19/opencast-apereo-update/ Did you know you can […]
I just love it when y’all send in your projects, so thanks, [Kai]! But were do I even begin with this one? Okay, so, first of all, you need to know that [Kai Ruhl] built an amazing split keyboard with plenty of keys for even someone like me. Be sure to check it out, because […]
There are many solutions for remote control keyboards, be they Bluetooth, infrared, or whatever else. Often they leave much to be desired, and come with distinctly underwhelming physical buttons. [konkop] has a solution to these woes we’ve not seen before, turning an ESP32-S3 into a USB HID keyboard with a web interface for typing and […]
In 1958, the American free-market economist Leonard E Read published his famous essay I, Pencil, in which he made his point about the interconnected nature of free market economics by following everything, and we mean Everything, that went into the manufacture of the humble writing instrument. I thought about the essay last week when I wrote […]
Although [Thomas] really likes the Raspberry Pi Pico 2 and the RP2350 MCU, he absolutely, totally, really doesn’t like the micro-USB connector on it. Hence he jumped on the opportunity to source a Pico 2 clone board with the same MCU but with a USB-C connector from AliExpress. After receiving the new board, he set […]
Do you remember Nokia phones, with their Symbian OS? Dead and gone, you might think, but even they have dedicated enthusiasts here in 2026. Some of them have gone so far as to produce a new ROM for the daddy of Symbian phones, the Nokia N8, and [Janus Cycle] is giving it a spin. For […]
The Commodore VIC-20 was a solid microcomputer that paved the way for the legendary Commodore 64 to come. If you’re a fan of the machine and want to revisit its glory days, you could hunt one down on an auction site and hope that it’s in working order. Or you could just emulate the VIC-20 […]
Very-long baseline interferometry (VLBI) is a technique in radio astronomy whereby multiple radio telescopes cooperate to bundle their received data and in effect create a much larger singular radio telescope. For this to work it is however essential to have exact timing and other relevant information to accurately match the signals from each individual radio […]