Flash Bee is an easy-to-make DIY handheld lightning detector based on an ESP32-C3 board, a round display, and AMS AS3935 ...

Measuring the speed of a rotating object is a common requirement. Knowing the speed of table and ceiling fans, as well as ...

Photoshop CS5 tutorial showing how to create a colorful, retro starburst with a twinkling text effect. Leavitt fires back at reporter over question on Trump, 'potential war crimes' Dietitians say you ...

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 ...

A new light-based sensor can spot incredibly tiny amounts of cancer biomarkers in blood, raising the possibility of earlier and simpler cancer detection. The technology merges DNA nanotechnology, ...

Most modern cars have tire pressure monitoring systems (TPMS), which will alert you if your tires need air. While most of the readings they give are accurate, they can still fail like any other part ...

Researchers have developed a highly sensitive light-based sensor that can detect extremely low concentrations of cancer biomarkers in the blood. The new technology could one day make it possible to ...

Here's why camera sensor size beats megapixels for low light photography. Compare 1-inch sensors vs 200MP smartphones, full-frame vs APS-C image quality. Pixabay, fotografyarte The photography world ...

Motion sensor lights improve outdoor safety while saving on daily electricity costs. Solar-powered lights offer easy installation with zero wiring or power bills. Wide sensor range and waterproof ...

The Smart SMS Alert System using Seeed Studio Xiao ESP32 is one of the compact IoT projects that uses an HC-SR04 ultrasonic sensor to detect nearby movement. The system acts like a motion detector ...