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 ...

Tired of building the same old Arduino projects like blinking LEDs, temperature monitors, and line-following robots? Now it’s ...

An optocoupler tester is a small device that helps verify whether an optocoupler is functioning properly or has failed. In labs and repair work, optocouplers often fail without clear signs. They may ...

Although it dates back to the early days of the Marconi Company in the 1920s, the Franklin oscillator has remained a ...

Jakub] is a musician, and found himself in need of a simple way to trigger samples via MIDI when on stage. So many commercial solutions exist, but most were overkill for the job or too messy and ...

Whether you use Alexa, Google, or Siri for your AI voice assistant, these are the top smart speakers we've tested. I’m PCMag’s home theater and AR/VR expert, and your go-to source of information and ...

Dillon Bastan's latest device has sparked heated debate among the M4L community ...

March 13, 2026 • For StoryCorps, a mother speaks with a Red Cross volunteer who helped her recover from a fire at her Chicago apartment in 2019. March 6, 2026 • For StoryCorps, Lance Jackson speaks ...

Welcome to The School of the Arts at Queen Mary University of London, where innovation and discovery meet excellence in education and research. You’ll learn how to unleash your imagination, use the ...

The Big Bang wasn't really a bang. It wasn't a crash, a rumble, or anything you might expect from the birth of everything as ...

In the world of AAA video games, the role of the “music designer” has become a critical bridge between artistic composition ...