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A knob can make a surprisingly versatile interface, particularly if it’s the SmartKnob, which builds a knob around a BLDC motor for programmable haptic response. It can rotate freely or …read more

You have a part that needs different colors or different material properties — with a multi-color 3D printer, no problem. You can also laboriously switch filaments on a single-color printer. …read more

I was off at the Chaos Communication Congress last weekend, and one of the big attractions for one who is nerdily inclined is seeing all of the personal projects that …read more

Today in power electronics, the folks over at Texas Instruments have put together a video covering low-dropout (LDO) linear regulators. For a hacker, power is pretty fundamental, so it behooves …read more

Although the humble propeller and its derivatives still form the primary propulsion method for ships, this doesn’t mean that alternative methods haven’t been tried. One of the more fascinating ones …read more

Today in programming language hacks we have string art rendered in BASIC. String art — also known as pin and thread art, or filography — is an art form where …read more

In 1966, a mathematician named [Leo Moser] proposed what sounds like a simple problem: What’s the largest shape you can move through a 1-meter corridor with a right-angle corner? Now, …read more

After initially announcing that Bose will completely turn off all ‘smart’ features in its SoundTouch series of speaker products, the company has seemingly responded to the wave of unhappy feedback …read more

You can hear sound, of course, but what if you could see it with a laser? That’s what [Goosetopherson] thought about, and thus a new project that you can see …read more

If you’re building a project on your ESP32, you might want to give it a fancy graphical interface. If so, you might find a display library from [dejwk] to be …read more

Food poisoning is never a fun experience. Sometimes, if you’re lucky, you’ll bite into something bad and realize soon enough to spit it out. Other times, you’ll only realize your …read more

This week, Hackaday’s Elliot Williams and Kristina Panos met up over coffee to bring you the latest news, mystery sound results show, and of course, a big bunch of hacks …read more

In today’s Chromed-up world it can be hard to remember an era where browsers could be extended with not just extensions, but also with plugins. Although for those of us …read more

These days, bootstrapping a computer is a pretty straight forward process, at least as far as the user is concerned. But in the olden days, one would have to manually …read more

[neos-builder] wrote in to let us know about their innovation: the HORUS Framework — Hybrid Optimized Robotics Unified System — a production-grade robotics framework built in Rust for real-time performance …read more

As computers like the venerable breadbox Commodore 64 age, their plastic doesn’t just turn increasing shades of yellow and brown, the ABS plastic also tends to get brittle. This is …read more

If you’re gonna be a hacker eventually you’re gonna have to write code. And if you write code eventually you’re gonna have to deal with concurrency. Concurrency is what we …read more

Given the technical specs of the FPGAs available to hobbyists these days, it really shouldn’t be a shock that you can implement a relatively-modern chipset on one, like one for …read more

If you live in snow country and own a home, you either have a snowblower or wish you did. The alternatives are either an expensive and potentially unreliable plow service, …read more

Regardless of what your opinion is on cult-classic movies that got mixed-to-negative box office reviews when they were released, you have to admire the ones that went all out on …read more