MIT's new device uses light to measure blood sugar levels without any needles, and a wearable version is already in the works ...

P-n diodes are two-terminal devices that consist of two types of semiconductor materials (i.e., a p-type and an n-type ...

Abstract: Quantum dot (QD) thin-film photodiodes (TFPDs) are studied extensively in the image sensor field as they can pave the way toward the cost-efficient implementation of short-wave infrared ...

If you want to know more than one thing, you need more than one sensor. In fact, many engines today have not just two oxygen ...

Don't let failing oxygen sensors compromise your engine's performance. O2 sensors are critical to emissions control on your car, SUV or truck. As the name implies, the O2 sensor (also called an ...

A Vietnam War surveillance program builds a covert network of ground sensors, airborne relay, and a major processing center in Thailand to track movement along the Ho Chi Minh Trail. The details ...

Dozens of Chinese research vessels are on a quest to map the sea floor at strategically vital regions of the world's oceans. Some of the surveying is for mineral deposits and fishing grounds, but the ...

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 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 ...

If you have an Apple Watch Series 9, 10, or Ultra Watch 2 that you bought in the US in the past year, you'll finally get the blood oxygen sensing feature back via a software update later today, ...

Activated by a foot motion within a range of 60 centimetres, the sensor analyses the direction and speed of the movement. Credit: Schaeffler AG. German manufacturer of machine and car parts, ...

Although improving a sensor’s actual performance is not usually possible, with proper selection, system design, and integration, improving sensor performance at the system level is very possible.