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

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 ...

If you’ve had your eye on a new Apple Watch Series 10, now’s the day to finally get one. Not only is it $100 off, starting at just $299 for the 42mm model, but the blood-oxygen sensor is finally ...

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 ...

Rosemount 490A provides long sensor life without signal degradation and supports connectivity with a multitude of host control systems. SHAKOPEE, Minn - April 17, 2025 - Emerson announced the release ...

We may receive a commission on purchases made from links. Modern cars are designed to be more efficient and eco-friendly than ever. Automakers build vehicles with a wealth of advanced features to not ...