Before the Raspberry Pi came out, one cheap and easy way to get GPIO on a computer with a real operating system was to ...

Over on YouTube [Lockdown Electronics] reviews an old bit of kit known as the Silicon Controlled Rectifier (SCR). Invented in the 1950s the SCR is a type of thyristor and they were popular back in ...

Genetic circuit engineering is the synthesis of unnatural DNA segments encoding protein or RNA molecules that control each other’s levels. Genetic circuit engineering is the bottom-up, local approach ...

This repository shows the simplest way to setup a dual boot on ESP32 using PlatformIO. With this method it is possible to upload two different applications on a single ESP32 and switch between them ...

December 19, 2025: We checked for any Survivor io codes to add to our guide. There are some still active for you to use for more gems, energy, and in-game boosts. Need a little boost to get those ...