Technology

Cave Radio – Talking Through Solid Rock

Learn the secrets of underground cave radio, and you can talk through solid rock.

Arduboy FX-C packs a surprising amount of experiences into a pocket-sized handheld. How could we say no to a review?

The Open Source Hardware Association added 26 new certifications in June, from microcontrollers to scrolling tools and everything in between.

ESP32 Bit Pirate turns everyone’s favorite microcontroller into a hardware debugging Swiss Army knife.

Here’s how to move beyond rainbows and level up the hues on your RGB LED projects.

A new month means new OSHWA certifications. May brought a robot arm, a RISC-V badge, and a windmill SAO!

PolyCast5 is an everything remote hacker multitool. Use it responsibly.