What's in my indoor air and am I potentially breathing in pollutants? Air sensors are supposed to find out. We took a look at ...

Measuring blood oxygen levels on the Apple Watch has been a staple of its health monitoring experience since it arrived. Yet, an ongoing patent dispute in the US has complicated matters over the last ...

In a patch of the Pacific’s abyssal plain, scientists a surprising phenomenon called “dark oxygen production.” ...

Cyber Monday November 2025 smartwatch and fitness tracker deals are ready for your wrist. Score an Apple Watch SE 3 for under $200 and Samsung Galaxy Watch 7 at 48% off.

Abstract: Wire retention force is an important indicator for evaluating the reliability of wire insertion in electrical connectors. Current approaches to measure this force are mainly relied on spring ...

Abstract: In this paper, a differential heat flow sensor was designed and developed for the measurement of the engine plume heat flow based on temperature gradient and the principle of the ...

The first week of December features 10 orbital launches from six different providers across four continents. SpaceX will ...

Save $100 on our Editor's award-winning Garmin Venu Sq 2, pick up the latest Apple Watch SE for under $200, and strap a ...

CR's shopping experts help you find great bargains on TVs, laptops, headphones, and moreBlack Friday savings include deals on ...

From 150-meter dives to sapphire-glass elegance - the Ultimate 2 brings extreme performance to everyday luxury ...

Installing a smart water sensor can save you a lot of money and hassle. The top leak detectors we've tested immediately alert you to issues and even shut off your home's water supply. I’ve been ...