Apple has been embroiled in a six-year legal battle over one of its Apple Watch health apps. The end may finally be in sight, ...

MIT's new device uses light to measure blood sugar levels without any needles, and a wearable version is already in the works ...

Your vehicle's O2 sensor plays a significant role in its performance and if it's faulty, it's not something you should ignore. Here's what you need to know.

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 ...

The U.S. Environmental Protection Agency on Friday said it is dropping the requirement for diesel exhaust fluid (DEF) sensors as part of a truck's aftertreatment system in favor of monitoring actual ...

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 ...

One of the most important measurements we make while tuning an engine is finding out what the actual balance of air and fuel was inside the engine. It doesn’t matter if we have a carburetor, port ...

I live in New Jersey, one of the states that mandates inspection for all vehicles newer than 1995. My daily driver, a Jeep Cherokee, happens to be a 1996 model year with an OBD-II sensor, meaning I ...

A homing sensor is a device used in certain machines to detect a fixed reference point, allowing the machine to determine its exact starting position. When powered on, the machine moves until it ...

Back in March we first heard that Sony was busy working on its first ever 200MP sensor for smartphone cameras, one meant for the main camera and one that could actually make its way to Samsung's ...