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

If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard ...

PFAS are forever chemicals that do not degrade in the environment. They enter soil and water, accumulate in plants, animals and humans, and can be harmful to health. The problem: Until now, detecting ...

Abbott Diabetes Care said it had received reports of more than 700 injuries that may be associated with malfunctioning sensors. By Amanda Holpuch The Food and Drug Administration said on Tuesday that ...

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 ...

Matt Carey, the co-founder and CEO of Boston-based startup Teradar, loves when people tell him: “I don’t believe you.” That’s “right where we want folks,” he recently told TechCrunch. Carey has spent ...

The United States is one of just three countries that "prefers" imperial measurements over the international metric standard. The motivation why has less to do with official policy than you might ...

Samuel Lellouch does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

Apple is moving forward with plans to bring a new type of image sensor with dynamic range levels approaching that of the human eye to future iPhones, according to a Weibo leaker. Last month, Apple ...

Army Secretary Dan Driscoll is shown the newly arrived Lower Tier Air and Missile Defense Sensor, or LTAMDS, seen in the background during a rainstorm on Guam on July 27, 2025. (SFC Nicole Mejia/U.S.

The Babylonians used separate combinations of two symbols to represent every single number from 1 to 59. That sounds pretty confusing, doesn’t it? Our decimal system seems simple by comparison, with ...

Researchers in South Korea have developed the nation’s first hull-attached sensor-based system for predicting underwater radiated noise (URN), a key factor in naval stealth operations. The new ...