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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How The Banana Pi BPI-R4 Pro Violates The First Rule Of OpenWRT Club

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By Maya Posch | May 22, 2026

As fun as ARM and RISC-V single-board computers (SBCs) are, all too often getting the most out of the hardware requires the use of an unofficial firmware image. So too …read more
This Week In Security: AI Generated Reports, More AI Generated Reports, GitHub Chaos, And More Linux Vulnerabilities

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By Mike Kershaw | May 22, 2026

Google’s Project Zero demonstrates a new zero-click exploit for the Pixel 10 phones, showing a full escalation from remote to kernel without user interaction. During the investigation Project Zero found …read more
Autonomous Submarine Relies On Color Detection

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By Zoe Skyforest | May 22, 2026

We talk about all kinds of autonomous vehicles here at Hackaday, from aerial drones to rugged rovers. A little less common are the submarine builds, likely due to their technical …read more
Jacket Turned Cyberpunk Wearable OLED Display

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By Zoe Skyforest | May 22, 2026

If you’ve played Cyberpunk 2077, you might have seen the rad jacket that has a screen in the collar. Once upon a time, such a thing would be solely the …read more
Making A PCB The Old-Fashioned Way

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By Julian Scheffers | May 21, 2026

Nearly all modern PCBs are designed with the help of EDA software, but not all of them. [ALTco] shows us the process of plotting out a board the old-fashioned way …read more
Get That Windows 7 Feel In An OS That Still Gets Updates

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By Zoe Skyforest | May 21, 2026

Do you want to go back to an era when Windows was… simpler? Back when things worked, before the AI and the bloat took over your hard drive and RAM …read more
E-Fortune Cookie Will Humble, But Never Crumble

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By Kristina Panos | May 21, 2026

Will your next project be a success? Only time will tell, but if you build [gokux]’s tiny ESP32 fortune cookie, we predict that, at the very least, there won’t be …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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This Week In Security: AI Generated Reports, More AI Generated Reports, GitHub Chaos, And More Linux Vulnerabilities

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

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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