Learn how to create a simple heart rate monitor using an Arduino Pro Mini, PulseSensor, and OLED display. This beginner-friendly project is perfect for learning basic electronics, sensors, and data ...

Researchers at ETH Zurich have created some of the smallest light-emitting diodes ever made—so tiny that thousands of them could fit inside a single human cell. These miniature organic LEDs, or ...

TCL also showed off the world’s first high-refresh-rate IJP OLED laptop display, a 16-inch screen which boasts a 2.5K ...

As far as input devices go, the potentiometer is pretty straightforward: turn it left, turn it right, and you’ve pretty much seen all there is to see. For many applications that’s all you need, but we ...