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

If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard the term “wideband O2 sensor” being thrown around at the track, dyno ...

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 ...

Some of the biggest mobile companies in the UK will block foreign call centres from impersonating banks as part of a new scams crackdown. Mobile networks have promised to upgrade their network within ...

Martin Lewis has told anyone with a mobile phone to put their address into a website - which will instantly tell them if their provider is the best signal. Anyone with EE, Vodafone, Three, O2 ...

Sony's long-awaited entry into the 200MP smartphone camera game is finally here. The new Lytia 901 sensor has been made official today, and it will go head-to-head with Samsung's 200MP offerings. Sony ...

The China Intelligence: What open sources tell us about Chinese forces, weapons, and strategy. The People's Liberation Army is building an “invisible net” across the western Pacific, a five-layer, ...

As the effects of climate change and ecological decline intensify, the need for accurate, scalable environmental monitoring has never been more urgent. From tracking urban air quality to safeguarding ...

Apple released a small build update to iOS 26 developer beta 6, which does not re-enable the blood oxygen sensor on Apple Watch in spite of the earlier iOS 18.6.1 update that did. The new iOS 26 ...

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 ...

Not all poisonous gases have a smell or a color. But a tiny grid of pastel- and candy-colored squares that effectively “sniffs” out hazardous chemicals in the air such as chlorosarin — a highly toxic ...