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

Vivoo's attachable smart toilet sensor was unveiled at CES 2026 and is designed to analyze hydration levels in real time.

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 ...

Apple Watch's new blood oxygen feature launches today: Apple Watch users in the United States are getting a long-awaited health feature back, but in a redesigned form. Following a lengthy legal battle ...

It is the mobile network service used by millions of people around the UK. But O2 has now issued a warning to customers ahead of a major change that will stop some phones from working. The UK's 3G ...

Apple removed blood oxygen monitoring from the Apple Watch in early 2024. Somebody has to blink for it to return, and it looks like neither Masimo nor Apple are going to budge. Blood oxygen monitoring ...

Automotive diagnostic data firm CarMD has released its annual report on repair costs in the U.S., and the news is mostly good — with some precautions, including higher labor costs and the potential ...

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 ...

Abstract: This paper presents a potentially cheap oxygen sensor with application in combustion control. The working principle is based on re-visited Nernst equation. The sensor uses yttrium doped ...