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

The Del-Otse-Nango Kennel Club donated oxygen mask kits to some local fire departments throughout the past two months to provide care to people’s pets in emergency situations. The mask kits were ...

Some FreeStyle Libre 3 plus glucose monitor sensors may provide incorrect low glucose readings, Health Canada said in an alert. Abbott Diabetes Care recalled certain types of its FreeStyle Libre 3 and ...

Scientists have achieved a “striking” reversal of Alzheimer’s disease in mice by restoring the normal function of the brain's vasculature—the network of blood vessels that supplies it with oxygen and ...

Apple released a small build update to iOS 26 developer beta 6, which does not re-enable the blood oxygen sensor on Apple Watch in spite of the earlier iOS 18.6.1 update that did. The new iOS 26 ...

Apple will be rolling out a redesigned version of the feature to the Series 9, 10 and Ultra 2 today. Apple will be rolling out a redesigned version of the feature to the Series 9, 10 and Ultra 2 today ...

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 ...

Medical AI company Cardiosense has claimed FDA clearance for its CardioTag device, a wearable sensor that provides a noninvasive approach to monitoring cardiac function. The company says it's the ...

Girl Scouts installed first aid kits at a Bayside park on Monday, May 12. The boxes are intended to function like a little free library. The scouts plan to return to the parks from time to time to ...

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 ...

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 ...

When it comes to metering in the fire service, there’s a culture of “I’m no hazmat technician. Meters are for hazmat geeks.” However, competency in basic metering is a skill that first responders must ...