Spy Tech: A Quiet Radio For Spies

Normally, when you think of a radio transmitter, you want the strongest signal and range. But if your radio operator is secretly operating as a spy, broadcasting their position isn’t …read more

Between-Device Sharing Still Sucks

Once upon a time, computing was simple. You had files on a floppy disk. If you wanted to take them to a different computer, you ejected the disk from one …read more

How Pulse Oximetry Figures Out Your Blood Oxygen Levels

If you’ve ever had a medical team investigating cardiac issues, you’ve probably had a bunch of electrodes stuck all over your chest and been hooked up to an electrocardiogram. This …read more

How Search Engines Enabled Finding Needles In A WWW-Sized Haystack

When the World Wide Web surged into existence during the 1990s, we were introduced to the problem of how to actually find something in this ever-ballooning construction zone that easily …read more

How To Make Steel That Breathes

There are plenty of porous materials out there that we’re all readily familiar with. Fabrics and wood are great examples, allowing liquids or gases to pass through to a certain …read more

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Sliding-Screen Cyberdeck Has Chunky, Rugged Design

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By Zoe Skyforest | May 21, 2026

[Jankbu] needed a new computer, but had little interest in purchasing a modern laptop off the shelf. Instead, it was time to build a cyberdeck with a neat modular design …read more
Why The Smart Home Bubble Popped

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By Maya Posch | May 21, 2026

Circa 2015 or so, it seemed like you couldn’t move a finger without being bombarded with ads and articles about ‘smart homes’ and the ‘internet of things’ — all of …read more
Tech In Plain Sight: The Mechanics Of String Trimmers

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By Al Williams | May 21, 2026

My old friend Jeff was always vocally upset that he didn’t come up with the idea of a string trimmer, commonly known as a Weed Eater or Weed Whacker. On …read more
Transforming Lamp Built With LED Filaments

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By Zoe Skyforest | May 21, 2026

[Nick Electronics] had an idea to build a stylish lamp that could transform its shape while lit. This goal was achieved beautifully with the aid of many, many filament LEDs. …read more
Magnets Are Bad For Hardware Again

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By Zoe Skyforest | May 21, 2026

If you were around tech in the bad old days, magnets could be really bad news. They were fine on the fridge, no problem at all. Put one near a …read more
Wayland Comes To Minecraft

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By Bryan Cockfield | May 21, 2026

The overall adoption and implementation of Wayland — intended as a replacement for the decades-old X11 windowing system — in the Linux world has been full of fits and starts. …read more
Building A Better Automotive Rotary Controller

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By Zoe Skyforest | May 21, 2026

If you’ve ever spent time in a modern BMW, you’ve probably fussed about with the goofy iDrive controller. It’s a rotary knobbery slidery thing that just never really feels that …read more

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Spy Tech: A Quiet Radio For Spies

Between-Device Sharing Still Sucks

How Pulse Oximetry Figures Out Your Blood Oxygen Levels

How Search Engines Enabled Finding Needles In A WWW-Sized Haystack

How To Make Steel That Breathes

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Magnets Are Bad For Hardware Again

Between-Device Sharing Still Sucks

How Search Engines Enabled Finding Needles In A WWW-Sized Haystack

Teardown: ChargeTab Emergency Phone Charger

2026 Hackaday Europe: Pre-party, More Workshops, And Everything Else

Our Columns

Tech In Plain Sight: The Mechanics Of String Trimmers

Spy Tech: A Quiet Radio For Spies

How Pulse Oximetry Figures Out Your Blood Oxygen Levels

How To Make Steel That Breathes

This Week In Security: Android Exposes ADB, ShinyHunters Get Paid, Robot Dogs, And More

Spy Tech: A Quiet Radio For Spies

Between-Device Sharing Still Sucks

How Pulse Oximetry Figures Out Your Blood Oxygen Levels

How Search Engines Enabled Finding Needles In A WWW-Sized Haystack

How To Make Steel That Breathes

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