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 ...

Aqara is introducing a new presence sensor that is a natural addition for HomeKit users who want reliable automations without the need for a camera. The new Aqara FP300 combines mmWave presence ...

In November, Withings released its long-awaited U-Scan: a home monitoring system for your urine. The gadget resembles an ...

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, ...

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

I just hit 20,000 steps!" my husband exclaims as he brags when his fitness tracker exceeds the oft-heard benchmark of 10,000 steps per day. Although I rarely get that many steps, I use my ...

Senso is a gamified plant sensor that's designed to use AI to improve plant care. It is supposed to track soil moisture, temperature, and light exposure data in real time, and there is a little pixel ...

A new technology has been developed that enables cuffless noninvasive blood pressure monitoring by using ultrasonic to track real-time changes in vascular diameter—without the need for a traditional ...

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 devices made by Siemens Healthineers will provide quick results to allow for faster treatment in the field, Fire-Rescue ...