IMSAI Guy] grabbed an obsolete XOR gate and tried a classic circuit to turn it into a frequency doubler. Of course, being an ...

Tazer] built a small desktop-sized robotic arm, and it was more or less functional. However, he wanted to improve its ability to pick things up, and attaching a pneumatic gripper seemed like the ...

When it comes to open source signal analysis software for logic analyzers and many other sensors, Sigrok is pretty much the only game in time. Unfortunately after an issue with the server hosting, ...

Elliot Williams was joined by fellow Europe-based Hackaday staffer Jenny List, to record the Hackaday Podcast as the dusk settled on a damp spring evening. On the agenda first was ...

In the 2000s, the DVD industry was concerned about piracy, in particular the threat to their business model presented by counterfeit DVDs and downloadable movies. Their response was a campaign ...

Researchers at Aikido run the Aikido Intel system, an LLM security monitor that ingests the feeds from public package ...

Alvin Lucier was an American experimental composer whose compositions were arguably as much science experiments as they were music. The piece he is best known for, I Am Sitting in a Room, explored ...

Underwater robots face many challenges, not least of which is how to move around. ZodiAq is a prototype underwater soft robot (link is to research paper) that takes an unusual approach to this ...

Sitting in front of a computer all day isn’t exactly what the firmware between our ears was tuned to do. We’re supposed to be ...

If you want to get started in microfluidic robotics, [soiboi soft’s] salamander is probably too complex for a first project.

An electric typewriter is a rare and wonderful thrift store find, and even better if it still works. Unfortunately, there’s ...

We know you’ve seen them: the time-lapses that show a 3D print coming together layer-by-layer without the extruder taking up ...