We're not sure what FESTO is advertising with their odd flying beach ball. Amongst inspirational music it gently places its translucent appendage over a water bottle and then engulfs it with an unsett...

The mass media are funny in the way they deal with new technology. First it’s all “Wow, that’s Cool!”, then it’s “Ooh, that’s scary”, and finally it&…

There is a family of old photographic chemistries based on iron compounds which, like the blueprint, are exposed using UV light. Ironically, the digital camera revolution which has made everything els...

Since March, hundreds of hardware hackers around the globe have been hard at work designing and planning their entry into this year's Hackaday Prize. The second challenge is now under way, a brand ne...

If you’ve ever seen an old movie or TV show where there was a radio announcer, you’ve probably seen a ribbon microphone. The RCA 44 (see Edmund Lowe, on right) had exceptional sound qua…

Seb Lee-Delisle has built a career around large installations that use powerful lasers and high-end projects to make people happy. It’s a dream job that came to fruition through his multi-dis…

From what we can understand, [ompuco] has built a 2D audio output on top of the Unity game engine, enabling him to output X and Y values from his stereo soundcard straight to an oscilloscope in XY …

All across southern California there are tiny beetles eating their way into trees and burrowing into the wood. The holes made by these beetles are only about 1mm in diameter, making them nigh invisibl...

It is one of our favorite chips, and the brains behind the Arduino UNO and its clones, and it’s getting a tweak (PDF). The ATmega328 and other megaX8-series chips have undergone a subtle desi…

While vacationing in Bali, [Matt South] walked into a nice, secure, air-conditioned cubicle housing an ATM. Knowing card skimmers are the bane of every traveller, [Matt] did the sensible thing and …

OK, you got me. I’m not. Neither is Dorian Nakamoto, pictured above, and neither is this [Craig White] guy. Or at least, his supposed proof that he is “Satoshi” doesn’t stan…

If you build a better mousetrap, the world will beat a path to your door. Of course it helps if your mousetrap is reliable, simple, cheap, and easy to work on. In the car world, look no further tha…

The internet of things is this strange marketing buzzword that seems to escape from the aether and infect our toasters and refrigerators. Now even a hamster is not safe.

[Mifulapirus]'s hamster, H...

Love him or hate him, Edward Snowden knew a thing or two about anonymity. In June of 2013, he blew the whistle on the NSA's out-of-control programs that can target virtually anyone plugged into the di...

As technology advances, finding the culprit in a malfunctioning device has become somewhat more difficult. As an example, troubleshooting an AM radio is pretty straightforward. There are two basic str...

[F.Lab] is really worried that we are going to prepare a DNA sample from saliva, dish soap, and rubbing alcohol in their 3D-printed centrifuge and then drink it like a shot. Perhaps they have learn…

Medical hacks are not for the weak of stomach, so read further at your own risk. [Todd Harrison] shows you how to remove a stubborn skin wart using a good ol’ soldering iron, and a fair endur…

If you've ever needed an example of colossal failure of government actors, you need only to look at Flint, Michigan's water crisis. After the city of Flint changed water supplies from Detroit to the F...

It all began with a cheap Chinese rotary vane vacuum pump and a desire to learn the witchcraft of DIY vacuum tubes. It ended with a string of successes – a working vacuum chamber, light bulbs…

Walt and Molly Weber had just finished several long weeks of work. He was an FBI agent on an important case. She had a management job at Houghton Mifflin. On a sunny Friday evening in February of 1995...

Sometimes you open a freshly created Hackaday.io project and discover more than you expect. A moment of idle curiosity turns into a lengthy read involving several projects you wonder how you manage…