Flashlights are handy around the house, but what if you want a stealthier approach to illuminating the night? Infrared LED flashlights can be acquired at relatively low cost, but where's the fun in th...

Spectroscopy is one of the most useful tools in all of science, and for The Hackaday Prize's Citizen Science effort [esben] is putting spectroscopy in the hands of every high school student. He's buil...

Discovered in 1997 by Aaron Spangler and never fixed, the WinNT/Win95 Automatic Authentication Vulnerability (IE Bug #4) is certainly an excellent vintage. In Windows 8 and 10, the same bug has now…

“Ugly” or “Manhattan” style circuit building is popular among ham radio folks. Basically, you solder the circuit point-to-point, using a solid copper plate as a backplane. &…

I’ll admit. When I saw the Othermill for the first time I thought it was just another mill with cheap Chinese hardware inside sold as a premium. I’m ashamed to say that I even trash tal…

Disruption is a basic tenet of the Open Hardware movement. How can my innovative use of technology disrupt your dinosaur of an establishment to make something better? Whether it’s an open-sou…

[caption id="attachment_215526" align="alignleft" width="177"] Regency TR-1[/caption]

Transistors have come a long way. Like everything else electronic, they've become both better and cheaper. Acco...

Home automation is a favorite in sci-fi, from Tony Stark's Jarvis, to Rosie the robotic maid on the Jetsons, and even the sliding doors pulled by a stagehand Star Trek. In fact, most people have a fa...

Last year, the Federal Communications Commission proposed a rule governing the certification of RF equipment, specifically wireless routers. This proposed rule required router manufacturers to impl…

There's a lot going on in the 3D printing world. Huge printing beds, unique materials like concrete, and more accessible, inexpensive printers for us regular folk. The only thing that's often overloo...

If you are like us, you’ll read a bit more and smack your forehead. Amazon recently filed a patent. That isn’t really news, per se–they file lots of patents, including ones that c…

[Aleksejs Mirnijs] needed a tool to accurately measure the power consumption of his Raspberry Pi and Arduino projects, which is an important parameter for dimensioning adequate power supplies and b…

Playing around with FPGAs used to be a daunting prospect. You had to fork out a hundred bucks or so for a development kit, sign the Devil's bargain to get your hands on a toolchain, and only then can ...

Brothers [Armand] and [Victor] took their acoustic guitar to the next level, making their own pickups to turn it into an electric guitar. The result is that awesome electric guitar sound. The picku…

An SD card is surely not an enterprise grade storage solution, but single board computers also aren’t just toys anymore. You find them in applications far beyond the educational purpose they have e…

[Folkert van Heusden] sent us in his diabolical MIDI device. Ardio is a MIDI synthesizer of sorts, playing up to sixteen channels of square waves, each on its separate Arduino output pin, and mixed…

If you have an interest in audio there are plenty of opportunities for home construction of hi-fi equipment. You can make yourself an amplifier which will be as good as any available commercially, …

We all remember the video games of our youth fondly, and many of us want to relive those memories and play those games again. When we get this urge, we usually turn first to emulators and ROMs. But…

We were doing our daily harvest of YouTube for fresh hacks when we stumbled on a video that eventually led us to this conversion of a 1980s Armatron robot to steam power.

The video in question was ...

[EssentialCraftsman] is relatively new to YouTube, but he's already put out some impressive videos. We really enjoyed an episode dedicated to a fixture in his shop, his large custom blacksmith's forge...