In winter, it’s important to ventilate living and working spaces regularly. Here’s how to make a homemade measuring station ...

This modest little device plays a bigger role than you might expect, and it deserves a bit of care to keep doing its job well ...

Stop struggling with stuck O2 sensors. Find out why a specialist socket kit is a better investment than a standard wrench for ...

Modern cars rely on a dense web of sensors to manage everything from fuel delivery to collision avoidance, and when one fails ...

The problem: The issue has to do with a faulty occupant weight sensor, known as an Occupant Classification System (OCS). If the OCS short circuits, the airbag might not deploy as designed in certain ...

Matt Carey, the co-founder and CEO of Boston-based startup Teradar, loves when people tell him: “I don’t believe you.” That’s “right where we want folks,” he recently told TechCrunch. Carey has spent ...

Early last year, Apple made the bold, court-mandated decision to remove the blood-oxygen feature from the Apple Watch Series 9 and Ultra 2 in the U.S. over a patent dispute with medical technology ...

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 ...

Don't let failing oxygen sensors compromise your engine's performance. O2 sensors are critical to emissions control on your car, SUV or truck. As the name implies, the O2 sensor (also called an ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? An ominous brown stain on the fender. A bubble in the paint at the bottom of a door.