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

The OnePlus 15 is still early in its life cycle, but early details about its successor are already starting to surface. A new leak suggests that the next flagship, expected to be called the OnePlus 16 ...

For electrical engineers working in almost any part of the wired or wireless spectrum, the spectrum analyzer is a critical test and measurement tool. For optical engineering, the equivalent tool is ...

DEAR ABBY: My wife and I have lived in a country home for the past 25 years. Behind our house used to be 20 acres of woods, which extended into a field. We were isolated and loved it. Since then, a ...

I live in New Jersey, one of the states that mandates inspection for all vehicles newer than 1995. My daily driver, a Jeep Cherokee, happens to be a 1996 model year with an OBD-II sensor, meaning I ...

Sony has announced the a7 V, the fifth generation in its full-frame mirrorless line, built around a newly-developed partially stacked Exmor RS CMOS sensor offering 33MP effective resolution. Sony has ...

The US FDA has cleared a new “basal insulin dose optimizer” function for the Dexcom G7 15-day continuous glucose monitor (CGM), which is set to launch separately on December 1, 2025. The “Smart Basal” ...

The China Intelligence: What open sources tell us about Chinese forces, weapons, and strategy. The People's Liberation Army is building an “invisible net” across the western Pacific, a five-layer, ...

The grounds of the Natural History Museum (NHM) in London have undergone a complete transformation in recent years, which has served to ensure that visitors are fully immersed in the wonders of the ...

All of Apple's new iPhone models feature a significantly upgraded 18-megapixel front-facing camera with Center Stage and a square sensor. Users can expect significantly better selfies, especially in ...

Apple is out with iOS 26 beta 7 and watchOS 26 beta 7 today for developers. Most notably, the updates include the redesigned Blood Oxygen feature that Apple announced last week for Apple Watch Series ...