In this video, I'm exploring the use of Mini PIR Sensors with ESP32 with both Arduino-based projects as well as making a movement sensor for Home Assistant by using ESPHome. The sensor is quite ...

Exhaled breath can provide a treasure trove of health information, offering a noninvasive window to both respiratory ...

Undergraduate Chris Zuo sent me the note "Four minutes is too long" along with photos of countless mosquito bites on his bare ...

I’ve tried nearly every popular LED face mask out there—but could this one top them all?

A new ultrathin photodetector captures light across the full spectrum in just 125 picoseconds, opening the door to faster, smarter imaging technologies.

How often have you pulled out old MCU-based project that still works fine, but you have no idea where the original source ...

The Raspberry Pi line of single-board computers can be hooked up with a wide range of compatible cameras. There are a number ...