Install
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
- 272articles · 30d
- 14+ hour agolatest article
- Aug 14, 2026earliest in window
- 81%with images
- 108avg words
- Science & Technology 252
- Computers & Electronics 160
- Hardware 120
- Science & Nature 89
- STEM 24
- Software Dev. 21
- Arts, Culture, Entertainment & Media 15
- Home & Hobbies 15
Please confirm you are human
This browser or connection looks automated. Press and continuously hold the control for 3 seconds to enable Google-hosted web results and, when separately allowed, AI-assisted answers.
A successful check enables 100 search requests. Interactive access does not authorize scraping, systematic collection, or reuse of search output.
News
The Heavy Disco-Ball Satellite Designed To Do… Nothing
1+ day, 3+ hour ago (32+ words) Launched in 1976, LAGEOS-1 (LAser GEOdynamic Satellite) is unusual in that it contains no instrumentation, no electronics, no power supply, and no means of propulsion. It's spherical, weighs just unde......
3D Imaging Without A Lens
3+ day, 3+ hour ago (236+ words) Hackaday There are plenty of ways to capture 3D images or simulations of such if you know what youâre doing with camera hardware and fancy mathematics However, a little more unusual is the idea of capturing a 3D image while using…...
3D Printable Lenticular Indicators
3+ day, 12+ hour ago (37+ words) You can 3D print all kinds of things, from Yoda heads to little models of Pikachu. Eventually, though, most of us get to a point where we want to print something a little more interesting. The lenticu......
The Different Ways To Look At Negative Resistance
4+ day, 12+ hour ago (32+ words) [lcamtuf] has an in-depth look at the concept of negative resistance that goes somewhat further than one might expect. Normally, as voltage across a resistance increases so too does the current. Negat......
Printing Micron-Scale Benchies With Resin And Turmeric
1+ week, 2+ hour ago (32+ words) Resin 3D printing has opened up a whole new scale of resolution for hackers, but the technology can go still finer; commercial micro-SLA and two-photon polymerization printers can print items with s......
Has FDM 3D Printing Hit Its Peak?
1+ week, 2+ day ago (1035+ words) Over the time Hackaday has been in existence, the art of 3D printing has evolved from a relatively crude hit-and-miss affair to something approaching what we all imagined back then. You can't yet walk......
Crowdsourcing An Investigation Into Coil Whine
1+ week, 5+ day ago (39+ words) If you've heard the high-pitched whine or buzz from an electronic device when a current-carrying inductor is vibrating, you'll know how unpleasant it can be. It's common in all kinds of equipment, but......
What???s Mu Metal?
1+ week, 5+ day ago (38+ words) If you tear into old TVs or recording equipment, you may see shields made from some exotic-looking metal. Old timers will tell you it's called mu metal, and its purpose is to -- sort of -- shield thin......
3D Printed Piano Action Faithful To The Original
2+ week, 1+ day ago (322+ words) Hackaday A pianoâs internal mechanism for translating a key press into sound is surprisingly complicated It has to do a lot of things simultaneously and quickly: provide precise control over velocity, ensure the hammer doesnât press itself against…...
Playing Snake With A Pneumatic Display
2+ week, 1+ day ago (27+ words) [soiboi soft]’s vacuum-driven dot matrix display is part suction gripper, part touchscreen, and altogether impressive. Its display capabilities are entirely shadow-based, with each pixel being mad......