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Fresh hacks every day By Al Williams | March 5, 2025 Nowadays, if you have a microscope, you probably have a camera of some sort attached. [Applied Science] shows how you can add an array of tiny LEDs and some compute …read more By Kristina Panos | March 5, 2025 [Hope This Works] wants to someday build a tiny factory l
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News
2026 Retrocomputing Challenge: 16-Bit Homebrew Relay Computer
22+ hour, 52+ min ago (33+ words) You want Retro? We did, when we started our retrocomputing challenge. [Peter] decided that transistors weren't retro enough, and sent us this lovely homebrew relay computer, complete with 16- bit CPU,......
A Vacuum Tube Computer For The Home
6+ day, 42+ min ago (34+ words) The earliest all-electronic computers used vacuum tubes, and most of us will know about machines such as ENIAC or Colossus. Vast machines that required the budget of a country at war to build, andfill......
COSMAC Elf Turns 50
1+ week, 1+ day ago (38+ words) If you were interested in computers in the early 1970s, you struggled to get time on real computers since owning your own was all but impossible. In the middle of the decade, though, you could get a f......
3D Printed Cubes Provide Passive Cooling
1+ week, 2+ day ago (30+ words) Passive evaporative cooling has been used for centuries to reduce temperatures. Heat is drawn off as water evaporates, which in turn reduces temperature. The more efficiently this process happens the......
How Gold Plastic Syndrome Is Killing Toys And Game Consoles
1+ week, 4+ day ago (251+ words) Hackaday In a recent video [Sqwerks] does a deep-dive into the problem of disintegrating plastic enclosures of Nintendo DS consoles These original NDS handheld consoles have a metallic-like coating that appears to interact with the ABS plastic, causing yellowing as…...
Reactive Heat And Wind Come To VR, Thanks To Smart Plugs
1+ week, 5+ day ago (39+ words) Want to feel the heat of nearby fire, explosions, or radiation? Or even just the gentle warmth and breeze of a sunny day in the wasteland? If you said yes, you're in luck because [GingasVR] created an......
Fixing An Expensive Amprobe Cable Tracer With Mystery Fault
1+ week, 5+ day ago (38+ words) Perhaps the most annoying kinds of faults are those that involve expensive equipment that just sit around in a cupboard, only for them to just stop working at all. Such was the case with the £2,000 A......
Neo-Cyclostyle: Automatic Document Copying Devices In 1890
2+ week, 6+ day ago (34+ words) [caption id="attachment_1139877" align="alignright" width="400"] Using the special pens to remove the wax coating on the template. (Credit: Old Typerwriters and Calculators, YouTube)[/caption] Docume......
555 Makes A Useful Beat Frequency Oscillator
3+ week, 1+ day ago (39+ words) If you've got a cheap ham rig, it might not be very practical for you to receive certain transmissions out of the box. However, if you were to hack in a convenient little beat frequency oscillator (BF......
Smarting Up A Doorbell With Zigbee
3+ week, 4+ day ago (176+ words) Hackaday Once upon a time a doorbell was little more than a button, a transformer, and a bell tucked somewhere around the house These days, they get a little bit fancier [Philipp Schweizer] has recently been exploring how to turn…...