We’ve seen aircraft based on “helicopter” seeds (technically samara seeds, which include those of maples and elms) before, ...

While we cannot be certain this is the world’s smallest digital photo frame, [Raphaël Boichot]’s Pico Slide Show is probably ...

Capacitive touch sensors are entirely in the domain of DIY, requiring little more than a carefully-chosen conductive surface and a microcontroller. This led [John Phillips] to ask why not embed ...

There are probably at least as many ways to construct a robotic arm as there are uses for them. In the case of [Thomas ...

There is one particular directory of interest: onekey. This is sort of a “Hello World” for QMK firmware. Inside, there are directories for different CPUs, including the RP2040 I planned to use. There ...

Heating things up is one of the biggest sources of cost and emissions for many industrial processes we take for granted. Most of these factories are running around the clock so they don’t ...

Check (or cheques) have long been a standard way for moving money from one bank account to another. They’re essentially ...

To anyone who remembers Y2K, Sony’s MiniDisc format will probably always feel futuristic. That goes double for Sony’s MZ-RH1, ...

As one of the oldest programming languages still in common use today, and essential for the first wave of Artificial ...

Over on his YouTube channel [Ryan Inis] has a video about how electrostatic motors are breaking all the rules. He explains that these days most motors are electromagnetic but suggests that may be ...

Anyone who’s spent significant amounts of time salvaging old electronics has probably wished there were a way to take apart a circuit board without desoldering it. [Zeyu Yan] et al seem to have ...

Paul Maine] was experimenting with GNU Radio and an RTL-SDR dongle. He created an SSB receiver and, lucky for us, he documented it all in a video you can see below. He walks through how to ...