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
- 271articles · 30d
- 10+ hour agolatest article
- Aug 14, 2026earliest in window
- 82%with images
- 107avg words
- Science & Technology 251
- 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
Whip-Cracking Machine Reliably Breaks The Sound Barrier
18+ hour, 21+ min ago (34+ words) We tend to think of breaking the sound barrier as a comparatively modern accomplishment, but on a smaller scale, cattle herders have been breaking it for centuries: the cracking sound of the tip of......
Spin FV-1 Emulator Simplifies Sound Pedal Development
22+ hour, 5+ min ago (37+ words) If you've never heard of the Spin Semiconductors FP-1 digital signal processor chip, don't worry-- that just means you haven't been deep into guitar petals and audio effects hardware lately. [adamjvr]......
2026 Retrocomputing Challenge: 16-Bit Homebrew Relay Computer
22+ hour, 40+ 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,......
Big Infinity Mirror Clock Invites You To Gaze Deeply
1+ day, 2+ hour ago (33+ words) [Andy Huot] has a fantastic-looking infinity mirror digital clock that really raises the bar. It uses high quality components, smart use of RGB LED animations, and a clever "stacked diffuser" vertical......
This Mac Is Open Source Hardware
1+ day, 11+ hour ago (39+ words) Apple hardware has always been proprietary, sometimes to an extreme. But that's not to say that it's impossible to make something that does the same job, which is what [DosFox1] appears to have done w......
The Heavy Disco-Ball Satellite Designed To Do… Nothing
1+ day, 11+ 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......
Looking At A TRS-80 12 MB External Hard Drive From 1983
1+ day, 11+ hour ago (35+ words) Although hard disks weren't a common feature yet in many home computers in the 1980s, they were becoming increasingly more affordable. For relative meanings of the word 'affordable', naturally. This i......
All The Best Computers Boot To… Python?
1+ day, 11+ hour ago (35+ words) Among all the machines of the 8-bit home computer era which booted straight to a BASIC prompt, there were a very few that went their own way with another language. The Jupiter Ace springs immediately......
How To Fold Curved Lines In Metal Without Fancy Tools
1+ day, 20+ 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......
Changing Nozzle Internal Geometry To Increase FDM Flowrate
2+ day, 22+ hour ago (36+ words) As FDM printers keep getting faster, we are forced to deal with a range of bottlenecks, all of which conspire to hold us back from another Benchie world record. A major physical limitation is that of......