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

Welcome to my page — I’m James, a narrowboat enthusiast and renovator! Since 2020, I’ve been restoring classic canal boats, starting with Sloe Patrol, a 50-year-old 43ft Springer Narrowboat with a ...

Lifting weights is one thing, but bench pressing 405lbs underwater is a whole different challenge! Inspired by past attempts, I decided to test how buoyancy affects strength by gradually increasing ...

In a surprise Thursday announcement, Apple says that it is bringing the blood oxygen sensor feature back to the Apple Watch Series 9 and newer. The returning feature will be part of an iOS 18.6.1 and ...

A redesigned blood oxygen measurement capability will arrive Thursday for Apple Watch models that lost access to the feature due to a patent dispute. Apple found a workaround that involves the Apple ...

We earn commissions from purchases you make using links in our articles. Learn more. If your car experiences poor fuel economy, lacks power, feels sluggish, idles rough, or has an illuminated check ...

1 Department of Chemical Oceanography, GEOMAR Helmholtz Centre for Ocean Research Kiel, Kiel, Germany 2 Faculty of Mathematics and Natural Sciences, Kiel University, Kiel, Germany This paper followed ...

The U.S. Space Force expects to launch the eighth X-37B mission no earlier than Aug. 21. Credit: U.S. Space Force The U.S. Space Force plans to use its X-37B orbital test vehicle to conduct ...

Apple is making another attempt to appeal the trade ban that forced it to remove the blood oxygen sensor from its smartwatches, Reuters reports. The company was forced to remove the feature in 2024, ...

Cubic has successfully exhibited its latest innovations at SENSOR+TEST 2025 international trade fair, showcasing how its smart technologies and sensing solutions empower the six key application fields ...

At the end of 2023, Apple had to briefly stop selling Apple Watch Series 9 in the US due to a legal battle with Massimo. At the time, the US International Trade Commission ruled that Apple infringed ...