Advances in embedded systems and sensors have enabled efficient, intelligent surveillance solutions that improve safety and ...

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've created a device that can notify in real time about events that happen on a website. The project uses NodeMCU board and a buzzer to produce sound as alert. The board is programmed ...

Light aircraft often use a heading indicator as a way to know where they’re going. Retired instrumentation engineer [Don Welch] recreated a heading indicator of his own, using cheap ...

SEATTLE — Sound Transit is rolling out a new tap-to-pay option for riders across the Puget Sound region beginning Monday, allowing passengers to board light rail and most buses using contactless ...

Researchers designed a novel heat pump that uses sound waves to move thermal energy, producing additional heat. The team from China produced an unprecedented amount of heat with their system, and ...

The best over-ear headphones combine rich sound quality with all-day comfort so you can enjoy your favorite playlists the way they're meant to be heard. Thanks to their roomy earcups, they don't give ...

Nasha is a Managing Editor for CNET, overseeing our sleep and wellness verticals. She is a nutrition, mental health, fitness and sleep science enthusiast. Her passion for mindful and holistic ...

CMU researchers paired acoustic resonance sensors with machine learning to create a controller that is easier to manipulate than traditional models and could help people with limited fine-motor skills ...