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Over the past decades power grids have undergone a transformation towards smaller and more intermittent generators – primarily in the form of wind and solar generators – as well as …read more

[Arnov Sharma]’s latest PIP-WATCH version is an homage to Pip-Boys, the multi-function wrist-mounted personal computers of Fallout. [Arnov] has created a really clean wearable design with great build instructions, so …read more

Over the years Intel has introduced a number of new computer form factors that either became a hit, fizzled out, or moved on to live a more quiet life. The …read more

While you can still find tape being used for backup storage, it’s pretty safe to say that the humble audio cassette is about as out of date as a media …read more

What does one do with old circuit boards and projects? Throwing them out doesn’t feel right, but storage space is at a premium for most of us. [Gregory Charvat] suggests …read more

Most robots get around with tracks or wheels, but [Dave] had something different in mind. Sufficiently unbothered by the prospect of mixing electronics and water, [Dave] augmented a canoe with …read more

The internals of a printer, whatever technology it may use, are invariably proprietary, with an abstracted more standard language being used to communicate with a host computer. Thus it’s surprisingly …read more

Our hacker from [Appalachian Forge Works] wrote in to let us know about their vending machine build: a Halloween vending computer that talks. He starts by demonstrating the vending process: …read more

Often times, e-bikes seek to build the biggest battery with the most range. But what if you want to take a couple lunch loops on your bike and only need …read more

To say that neutrinos aren’t the easiest particles to study would be a bit of an understatement. Outside of dark matter, there’s not much in particle physics that is as …read more

As NASA’s Artemis program trundles onwards at the blazing pace of a disused and very rusty crawler-transporter, the next mission on the list is gradually coming into focus. This will …read more

In the 1930s, as an alternative to celluloid, some Japanese companies printed films on paper (kami firumu), often in color and with synchronized 78 rpm record soundtracks. Unfortunately, between the …read more

In late 2024 Microsoft removed support for WMR (Windows Mixed Reality), and they didn’t just cease development. As of Windows 11 version 24H2, headsets like the HP Reverb and others …read more

Back in March, we covered the story of Davis Lu, a disgruntled coder who programmed a logic bomb into his employers’ systems. His code was malicious in the extreme, designed …read more

Ask a Hackaday scribe who’s helped run the lightning talks at one of our events, and they’ll tell you that keeping the speakers on time is a challenge. Conversely if …read more

Launched in 2004, the Neil Gehrels Swift Observatory – formerly the Swift Gamma-Ray Burst Explorer – has been dutifully studying gamma-ray bursts (GRBs) during its two-year mission, before moving on …read more

A business card is a convenient way to share your contact information, but it’s unfortunately prone to being thrown away or forgotten. PCB business cards try to get around this …read more

3D prints destined for presentation need smooth surfaces, and that usually means sanding. [Uncle Jessy] came across an idea he decided to try out for himself: spraying Bondo spot putty …read more

The Neon glow of a Nixie tube makes for an attractive clock, but that’s not enough neon for some people. [Changliang Li] is apparently one of those people, because he’s …read more

ECE 4760/5730 is the Digital Systems Design Using Microcontrollers course at Cornell University taught by [Hunter Adams]. The list of projects for spring this year includes forty write-ups — if …read more