The Arduino is a great way for hobbyists and pros alike to experiment with programmable objects, but it can be confusing for ...

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 ...

In this video I'll be showing you how you can control the contrast and the back light brightness of a 1602 LCD display with just the Arduino. The contrast is typically adjusted with a variable ...

CU Boulder researchers have built high performing optical microresonators opening the door for new sensor technologies. At its simplest form, a microresonator is a tiny device that can trap light and ...

Light aircraft often use a heading indicator as a way to know where they’re going. Retired instrumentation engineer [Don ...

Recently, ‘Liquid crystal display (LCD) vs. organic light-emitting diode (OLED) display: who wins?’ has become a topic of heated debate. In this review, we perform a systematic and comparative study ...

STMicroelectronics and Leopard Imaging have introduced an all-in-one multimodal vision module for humanoid and other advanced ...

Blue light is a high-energy part of visible light from the sun, screens, and light-emitting diode (LED) bulbs. Your cornea and lens don’t block blue light the way they block ultraviolet (UV) rays.

Living apart from an aging parent brings worries: How do you know if Mom or Dad has fallen? Did they get to their destination safely? What if they wandered off? The recent disappearance of Nancy ...