When driving, the Check Engine light is one of the most anxiety inducing dashboard warnings, and in 2025 its importance has ...

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 ...

Aqara is introducing a new presence sensor that is a natural addition for HomeKit users who want reliable automations without the need for a camera. The new Aqara FP300 combines mmWave presence ...

Imaging technology has transformed how we observe the universe—from mapping distant galaxies with radio telescope arrays to unlocking microscopic details inside living cells. Yet despite decades of ...

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 ...

The jack-of-all-trades camera maintains 33 megapixels while inheriting features from other models. The jack-of-all-trades camera maintains 33 megapixels while inheriting features from other models.

Abbott issued a medical device correction for some of its glucose sensors after internal testing found that some sensors may provide false low glucose readings. Hundreds of adverse events and seven ...

Aqara today launched its latest sensor, debuting the Presence Multi-Sensor FP300. Aqara’s sensor is able to determine when someone is in the room, providing a useful way to control HomeKit-connected ...

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 ...

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 ...