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

The RDO Trio's smart wiping system turns on automatically when dissolved oxygen readings drop below a user-set level. It clears away buildup that can cause incorrect low dissolved oxygen readings.

Light and thin wearable offers basic but effective health and fitness tracking along with outstanding battery life ...

Knowing a few precise mechanic terms can turn a confusing estimate into a clear conversation and keep you from paying for work you do not need. By understanding what these 14 concepts actually mean, ...

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 ...

The Oura Ring does not directly measure blood pressure. This feature is not currently available on the device. Oura focuses on sleep quality, heart rate variability (HRV), resting heart rate, and body ...

University of Texas at Dallas researchers, in partnership with Texas-based biotech company EnLiSense, have demonstrated a ...

A new lens-free imaging system uses software to see finer details from farther away than optical systems ever could before.

Aqara has announced the Spatial Multi-Sensor FP400, a new presence sensor that it says is precise enough to suss out whether you’re sitting, standing, or lying down. The FP400 builds on several past ...

The global sensor patch market revenue was around US$ 2.2 billion in 2023 and is estimated to reach US$ 56.4 billion by 2032, growing at a compound annual growth rate (CAGR) of 43.2% during the ...

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 ...