Before the digital age, when transistors were expensive, unreliable, and/or nonexistent, engineers had to use other tricks to ...

Jonathan Bennett talks Session and cryptocurrency skepticism with Kee Jeffries! Why fork Signal? How does Session manage to ...

Some troubling news hit overnight as the United States Post Office announced via a terse “Service Alert” that they would ...

Update: The USPS has now resumed acceptance of inbound packages from China. According to the updated Service Alert, they are ...

There are no two ways about it—space will kill you if you give it half a chance. More than land, sea, or air, the space ...

This technique shared by [Andy Kong] is for 3D printed lenses, but would probably be worth a shot for any resin prints that ...

Mick Jagger famously said that you cain’t always get what you want. But this is Hackaday, and we make what we want or can’t get. Case in point: [Andrew Tudoroi] is drawn to retro LEDs ...

What has puzzled researchers and philosophers for many centuries is the ‘why’ of sleep, along with the ‘how’. We human animals know from experience that we need to sleep, ...

In the process of making everything ‘smart’, it would seem that rings have become the next target, and they keep getting new features. The ring that [Aaron Christophel] got his mittens ...

Like the Commodore 64 and other keyboard computers of yore, the [Elevated Systems]’s CJ64 fits all of its processing and I/O into a single keyboard-shaped package. This iteration of the project ...

Back when 3D printers were pretty new, most of us had glass beds with or without painter’s tape. To make plastic stick, you’d either use a glue stick or hair spray. Many people have moved on ...

For better or worse, the fundamental design of guitars has remained familiar since they electrified around a century ago. A ...