As a result, remote control technologies are being widely adopted across various sectors. Among the many components used in ...

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 ...

The second paper, appearing in the journal Nano Letters and led by graduate student Pooja Reddy, describes a clever method to ...

After decades of intense research, surprises in the realm of semiconductors—materials used in microchips to control ...

In this video I'm building an Arduino Heart Rate Monitor that is housed in a toy handle in the style of the Star Trek Tricoder. The device uses the PulseSensor with an Arduino Pro Mini and an OLED ...

Today I learned that WiFi and Bluetooth LE could NOT be used simultaneously on Arduino boards featuring the ESP32-based u-blox NINA-W102 wireless module, ...

A high-tech device that can monitor medication use and compliance has been cleared by the FDA for use with AstraZeneca’s Airsupra and Breztri inhalers. Developed by Australian medtech firm Adherium, ...

The U.S. Marine Corps is looking for camouflage cloaks that shield wearers from prying eyes and infrared cameras.

I tested a near-infrared light device that attaches to my computer, mimics the sun, and allegedly improves mood and focus. Did it work?

An optocoupler tester is a small device that helps verify whether an optocoupler is functioning properly or has failed. In labs and repair work, optocouplers often fail without clear signs. They may ...

Whether you're searing steaks in a cast-iron skillet, calibrating a pizza oven, or checking the temperature on HVAC equipment, a reliable infrared thermometer is a necessity not only for accuracy but ...