Mira] found himself slipping into a bit of a rabbit hole while investigating why only under Apple II MAME emulation there was ...

The dialogue that greets you when you try to open an unsigned application in MacOS Sequoia 15.1. The issue of having to sign applications you run on MacOS has been a longstanding point of ...

Since their relatively recent appearance on the commercial scene, rare-earth magnets have made quite a splash in the public imagination. The amount of magnetic energy packed into these tiny, shiny ...

The Intel 8051 series of 8-bit microcontrollers is long-discontinued by its original manufacturer, but lives on as a core ...

Most Hackaday readers will be familiar with the idea of a network time server; a magical box nestled away in some distant data center that runs the Network Time Protocol (NTP) and allows us to ...

In what is now a three-year long search, I’ve finally found the perfect use for an old cellphone. And with it, the answer to a burning question: Why aren’t we hacking cellphones? First, the ...

To say the Heathkit name is well known among Hackaday readers would be something of an understatement. Their legendary kits launched an untold number of electronics hobbies, and ultimately, plenty ...

Released in 1993, Intel’s Pentium processor was a marvel of technological progress. Its floating point unit (FPU) was a big improvement over its predecessors that still used the venerable CORDIC ...

It’s no secret that Raspberry Pi’s are a little hard to come by these days. Unless you had the foresight to stock up before the supply dried up — and if you did, we want to talk to you ...

Skin depth and thin film interference are definitely separable concepts. IIRC at 100nm thickness you’d get like 3% of the light passing thru gold just on the basis of skin depth, and if that’s ...

Over the last few years we’ve seen several projects that convert Nintendo’s Wii into a handheld console by way of a “trimming”, wherein the system’s motherboard is literally cut down to ...

The difference between holography and photography can be summarized perhaps most succinctly as the difference between recording the effect photons have on a surface, versus recording the wavefront ...