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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
The Heavy Disco-Ball Satellite Designed To Do… Nothing
1+ day, 19+ min 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......
How To Fold Curved Lines In Metal Without Fancy Tools
1+ day, 8+ hour ago (37+ words) Folding a sheet of metal in a straight line is one thing, but how does one fold multiple curved lines into a sheet of aluminum without fancy machines? [John] demonstrates how to do exactly that with l......
3D Imaging Without A Lens
3+ day, 2+ min 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…...
Tech In Plain Sight: Meet The Robot That Does CPR
2+ day, 16+ hour ago (541+ words) Usually in Tech In Plain Sight, we talk about technology you probably see every day, even if you don’t notice it. But we hope you don’t get to see one of the latest crop of medical robots, such as the…...
printed sensor – Hackaday
3+ day, 11+ min ago (162+ words) Origami Sensors That You Can Wear Hackaday Origami is a wonderful art form, but as a new project from the Shibaura Institute of Technology demonstrates, it can also have applications in the world of wearable tech. The project involved creating…...
3D Printable Lenticular Indicators
3+ day, 9+ 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, 9+ 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......
Kelvin–Helmholtz Instabilities Found To Drive Plasma Mixing On The Sun
5+ day, 15+ hour ago (40+ words) As easy as the Sun is to observe, it's simultaneously very hard to study due to how extreme the conditions are, even on the surface of a rather unassuming star. One of these study topics is the intera......
How To Talk To A Machine Without Anthropomorphising It
5+ day, 15+ hour ago (37+ words) LLMs remain a divisive topic in these times. Perhaps we all know someone who's become over-infatuated with their new robotic friend, or who believes it has made them a genius. [Emily M. Bender] and [N......
Decagon
6+ day, 9+ hour ago (230+ words) Saturn’s South Pole Is Apparently Decagon-Shaped Hackaday Although some would argue that the hexagon is the bestagon, astronomers have discovered that Saturn appears to favor the ten-sided decagon on its south pole. This comes as its south pole has recently…...