From Garmin to Apple, Coros to Polar, these are the best GPS watches for runners ...

There are a lot of aviation apps out there that allow you to access useful aviation and weather data from your wrist. Here we ...

We tested popular wideband O₂ controllers against lab-grade equipment to see how accurate their lambda readings really are ...

PCWorld explains how to create an affordable CO2 air quality monitor using a Raspberry Pi and MH-Z19C sensor for under $40. This DIY project helps monitor indoor air quality since high CO2 levels ...

One pair of glasses has already left a big impression on me: RayNeo's new Air 4 Pro, which the company touts as the world's first HDR10-enabled smart glasses, featuring dual-layer OLED screens and ...

Wearable health devices, such as smartwatches, have become commonplace, enabling the continuous monitoring of physiological signals at the skin's surface. A research team in Japan has developed a ...

LG Display is gearing up for a massive leap in monitor tech at CES 2026, where it will show off the world’s first 27-inch 4K OLED panel that finally combines a true RGB stripe subpixel layout with a ...

Tommy Liu builds a vehicle-mounted particulate matter monitoring system powered from harvested wind energy and an integrated ...

The Blueair Blue Signature is a stylish air purifier that offers multiple air quality readings and does an excellent job of ...

While Apple and Samsung race to be the first company to perfect a fingerprint scanner that resides under a smartphone's display, a Chinese company called Vivo has already done it. Vivo is launching ...