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

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

If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard ...

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 ...

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 ...

Apple is making another attempt to appeal the trade ban that forced it to remove the blood oxygen sensor from its smartwatches, Reuters reports. The company was forced to remove the feature in 2024, ...

Emerson recently released the Rosemount 490A Optical Dissolved-Oxygen Sensor, a digital, Modbus-enabled measurement device designed to enhance operational flexibility and simplify installation across ...

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 ...

Rock and Roll Hall of Fame fan voting results revealed as singer demands more, more, more Live Updates: Massive NJ wildfire leads to evacuations, closures, outages Mike Trout Mammoth Home Run Traveled ...