We tested 50 air purifiers to find the best for removing dust, pollen, pet dander, smoke, and odors, with picks for bedrooms, ...

When you’re driving your car, you’re probably regularly looking at the speedometer to make sure you comply with the local speed limits. The method by which it works is simple enough: ...

I took five of the best speed camera detectors for a long drive. Which one came out on top?

The Leica SL3-P is a high-speed, high-resolution full-frame camera built around a 44MP BSI CMOS sensor. It's the latest in ...

You may not know you need an air purifier until you start using one. Smoke particles, dust, pollen and pet dander are all floating around in the air we breathe. Outdoor pollution, even allergens in ...

Motorola's new Ultra is a lot like last year's model but its $1,500 price is $200 more. It's not the slam dunk that it should be, even though I like it.

Latvian soldiers seen at Sēlija training site during exercise Crystal Arrow 2026 where sensors and effectors were integrated on a national level. (Janes/Tamara Rozouvan) NATO Allied Land Command ...

Latvian soldiers seen at Sēlija training site during exercise Crystal Arrow 2026 where sensors and effectors were integrated on a national level. (Janes/Tamara Rozouvan) NATO plans to carry out a ...

Sony A7R cameras have always been more about resolution than speed, but with its latest model, the company has flipped that equation. The 67-megapixel A7R VI is not only Sony's highest-resolution ...

Sensor Logger is a free, easy-to-use, cross-platform data logger that logs readings from common motion-related sensors on smartphones. Once completed, recordings can be exported as a zipped CSV file, ...

The crankshaft position sensor, often called the crank sensor, is an important component in a vehicle’s engine management system. It monitors the position and speed of the crankshaft and helps control ...

Microsoft is rolling out a new internet speed test feature in Windows 11 that’s accessible directly from the taskbar for user convenience. PCWorld reports this feature is actually just a shortcut to a ...