Thank you to everyone who entered our 11th Annual Holiday Tech Giveaway! The response this year has been incredible, and we’re grateful for your continued support of Android Headlines. Winner ...

Oxygen sensors detect the amount of oxygen in the exhaust. Oxygen sensors usually don’t have a replacement schedule. A bad oxygen sensor can be diagnosed with a code reader or scan tool. A car’s ...

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

Anna Gragert (she/her/hers) was previously the lifestyle editor at HelloGiggles, deputy editor at So Yummy and senior lifestyle editor at Hunker. Over the past 10+ years, Anna has also written for the ...

Abstract: Aiming at the errors generated by the three-axis magnetic sensor during measurement, this article proposes a new algorithm: an ellipsoid fitting algorithm with an “outlier removal and random ...

Vanessa is a lead writer at CNET, reviewing and writing about the latest smartwatches and fitness trackers. She joined the brand first as an on-camera reporter for CNET's Spanish-language site, then ...

Fitness wearables can help you move more, sleep better, and stay healthy. Here's how to pick the right one for you, along with the best fitness trackers we've tested. I’m PCMag’s senior writer ...

Abstract: Frequent and accurate reference measurements of blood-glucose (BG) concentration are key for modeling and for computing outcome metrics in clinical trials but difficult, invasive, and costly ...

More discreet than a fitness tracker or smartwatch, the top smart rings we've tested can track your activity and sleep from an unobtrusive spot on your finger. I’m PCMag’s senior writer covering smart ...