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 ...

After decades of intense research, surprises in the realm of semiconductors—materials used in microchips to control ...

When automating your smart home, much of the attention centers on cameras and lights, but I believe HomeKit door sensors are arguably among the most critical devices to add to your setup. I’ve written ...

Inspired by the infrared sensory organs of snakes, which allow them to detect prey in complete darkness, researchers at UNIST have harnessed artificial intelligence (AI) to develop a sensor material ...

Whether you're searing steaks in a cast-iron skillet, calibrating a pizza oven, or checking the temperature on HVAC equipment, a reliable infrared thermometer is a necessity not only for accuracy but ...

Samsung is set to finally unveil the Galaxy S26 series next week at the Galaxy Unpacked event in San Francisco. Just days before the announcement, a tipster has shared new details about the Galaxy S26 ...

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 ...

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 ...