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

In a performance application at wide open throttle, the ECU needs to control the air to fuel ratio to hit a small target somewhat richer than stoichiometric. The narrowband sensors most OEs use only ...

They linger in our water, our blood, and the environment—"forever chemicals” that are notoriously difficult to detect. But researchers at the UChicago Pritzker School of Molecular Engineering ...

Whether you’re looking to boost home security or to get some fun games to unwind with, here are great deals under $50. Whether you’re looking to boost home security or to get some fun games to unwind ...

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 ...

Jake Peterson is Lifehacker’s Senior Technology Editor. He has a BFA in Film & TV from NYU, where he specialized in writing. Jake has been helping people with their technology professionally since ...

In the world of portable productivity monitors, panel performance is a significant factor, but so is ergonomics and real-world usability. For the UPERFECT UColor O2, it knocks the panel display out of ...

(MENAFN- GlobeNewsWire - Nasdaq) Emerging opportunities in the portable oxygen kits market include heightened demand due to rising respiratory illnesses, home healthcare growth, and increased ...

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, ...

Lead contamination in municipal water sources is a consistent threat to public health. Ingesting even tiny amounts of lead can harm the human brain and nervous system -- especially in young children.

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 ...