Whether you have privacy concerns or you just want to freely tinker, these are our favorite alternatives to stock Android.

A common sight in ‘smart homes’, door sensors allow you to detect whether a door is closed or open, enabling the triggering ...

Abstract: In this paper, we present an ultra-miniature optical fiber accelerometer based on a micrometer-scale fiber-top Fabry-Pérot (FP) micro-interferometer. Using an in-situ 3D microprinting ...

Abstract: This article introduces a low-power spintronic rotary encoder capable of 8-bit analog-to-digital conversion. The proposed encoder leverages spin-Hall effect-driven domain wall motion ...

I programmed it with ESPHome, and it only took a few hours from start to finish.