While fuel cells generate clean energy, fuel cell sensors generate precise measurements and are a gold standard for breath alcohol analysis.

Chemists in South Korea have created a stable color-changing sensor that displays an easily quantifiable response to the pH of its surroundings. Published in Microsystems & Nanoengineering, Dong-Hwan ...

Most modern cars have tire pressure monitoring systems (TPMS), which will alert you if your tires need air. While most of the readings they give are accurate, they can still fail like any other part ...

Accurate measurement of soil NO₃⁻-N is essential for precision fertilization and stable crop yields. Real-time monitoring of NO₃⁻-N has long been a challenge in agriculture. Conventional soil nutrient ...

The self-driving car company, an arm of Google’s parent company, is rapidly expanding its service beyond a handful of cities. By Natallie Rocha Reporting from San Francisco Waymo, the self-driving ...

This all-purpose presence sensor is a master at monitoring indoor activity and linking it to smart home features you already use. Tyler has worked on, lived with and tested all types of smart home and ...

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 ...

Illustration of Muon Space's environmental monitoring satellite. WASHINGTON — Muon Space has secured a $1.9 million contract to develop an infrared sensing payload for missile detection and tracking, ...

When you're checking the freshness of a piece of fish that you plan on eating, you want results right away. That's where a new microneedle-based sensor comes in, as it delivers a yay or nay in less ...

Smartphones rely on multiple sensors—such as the accelerometer, gyroscope, compass, and proximity sensor—to power everyday features. From screen rotation and navigation apps to motion tracking and ...

Abbott issued a medical device correction for some of its glucose sensors after internal testing found that some sensors may provide false low glucose readings. Hundreds of adverse events and seven ...