Collaborate Disseminate
Today, if you want to send a message to a distant location, you’ll probably send an e-mail or a text message. But it hasn’t always been that easy. Military commanders, …read more Continue reading Retrotechtacular: Air Mail for the Birds
[Oscar] at Obsolescence Guaranteed is well-known for fun replicas of the PDP-8 and PDP-11 using the Raspberry Pi (along with some other simulated vintage computers). His latest attempt is the …read more Continue reading PDP-10 Fits in Your Living Room
Imagine an electronics lab. If you grew up in the age of tubes, you might envision a room full of heavy large equipment. Even if you grew up in the …read more Continue reading The Short Workbench
We always hear that future computers will use optical technology. But what will that look like for a general-purpose computer? German researchers explain it in a recent scientific paper. Although …read more Continue reading An Optical Computer Architecture
[Dan Robinson] picked up a shortwave receiver known as the “stressless” receiver kit. We aren’t sure if the stress is from building a more complicated kit or operating a more …read more Continue reading Stressless Shortwave Reviewed
It isn’t that unusual for a home lab to have a microscope, but wouldn’t it be cool to have a CT scanner? Well, you probably won’t anytime soon, but if …read more Continue reading 3D Imaging for Natural Science — For Free
If someone asked you to measure a change in distance at about one ten thousandths of the diameter of a proton, you’d probably assume you would need access a high-tech …read more Continue reading Measuring Nanometers at Home
There’s no doubt the venerable internal combustion engine is under fire. A recent patent filing from Ford claims it can dramatically reduce emissions and, if true, the technology might give …read more Continue reading Ford Patent Wants to Save Internal Combustion
Drawing on an oscilloscope’s XY mode isn’t a new idea. However, if you’ve ever wanted to give it a go, you’d be hard-pressed to find more information than the nearly …read more Continue reading STM32 Draws on Scope
On the recent 256th episode of the Hackaday podcast, [Kristina] mentioned her favorite fictional robot was Rosie from The Jetsons. [Robert Zollna] must agree since he built a reimagined Rosie …read more Continue reading Rosie the Robot Runs for Real