IntroductionMany people feel that electronics and robot control are daunting because they require hardware knowledge and coding skills. In this project, I experimentally progressed from 1. basic GPIO ...

Dolphins can find their way through dark, murky water by listening to echoes. Inspired by this ability, researchers in South ...

I get a steady stream of emails from people whose dogs have become anxious, reactive, or simply different since an ultrasonic bark deterrent entered the house. I wrote about these devices years ago. I ...

ESPHome is the sole reason I was able to build several ESP32 smart sensors without losing my patience ...

Claude Code Projects could change how developers manage complex AI coding workflows by coordinating threads, sharing memory, and spanning repos, but its biggest benefits are still cloud-only for now.

Why passive ultrasonic offers a unique option of sensing discrete open/close events. How a team used passive, non-electronic metal tag for signal initialization. How they used DSP-based, non-ML, ...

The **HC-SR04 Ultrasonic Distance Sensor** is one of the most popular distance measurement modules used in Arduino, ESP32, robotics, and IoT projects. It measures the distance between the sensor and ...

If you’re unfamiliar, board-certified dermatologist Michele Green, MD, describes them as handheld devices that use high-frequency vibrations, typically between 20,000 and 30,000 hertz, to exfoliate ...

Insight into new and popular Arduino shields and expansion boards. How these add-ons expand base platforms with connectivity, displays, and industrial interfaces. Potential applications for CAN, UWB, ...

Sonair’s ADAR One 3D ultrasonic sensor provides spatial awareness for robotic systems, enabling detection of people and obstacles across multiple heights in shared work environments. Sonair has ...

Parth is a technology analyst and writer specializing in the comprehensive review and feature exploration of the Android ecosystem. His work focus on productivity apps and flagship devices, ...

Researchers have demonstrated they can make coffee comparable to conventional espresso using ultrasonic waves. Because the process doesn’t need hot water, it consumes 75 percent less energy. The ...