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 ...

Need a Hall sensor? A strip of copper, a strong magnet, and an LM358 are all you need to explore the Hall effect hands-on. This experimental setup turns microvolt signals into measurable millivolt ...

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 ...

We independently review everything we recommend. We may get paid to link out to retailer sites, and when you buy through our links, we may earn a commission. Learn more› By Liam McCabe Liam McCabe ...

If you love the portability of a laptop but miss the comfort of a desktop’s multi-screen setup, laptop screen extenders are the perfect fix. These plug-and-play add-ons clip to your laptop, instantly ...

If your Wi-Fi router is struggling to cover your entire home and you're often dealing with dead zones, two of the most common solutions you'll encounter are mesh networks and range extenders. While ...

This Library is a controller independent library for reading the AM2302 Sensor also known as DHT22. One small Docu you will find in the docs folder of this repo. The actual manufacturer page is linked ...

Abstract: Diabetes mellitus is one of the fastest growing chronic health conditions worldwide, projected to affect 643 million people by 2030. Despite 100 years since insulin's discovery, diabetes ...

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 ...

If you’ve had your eye on a new Apple Watch Series 10, now’s the day to finally get one. Not only is it $100 off, starting at just $299 for the 42mm model, but the blood-oxygen sensor is finally ...

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 ...