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

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 ...

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 ...

The Audio-Technica Sound Burger is a delightfully moreish morsel of retro-styled, portable record-playing magnificence ...

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 ...