Silver-coated nanopillars selectively bind glucose in sweat, producing measurable light changes. A compact LED and Bluetooth module relay readings to a phone in real time.

The Apple Watch Series 7 may only just have launched, but the rumor mill is already turning about the Series 8. And it seems it’s our old friend blood glucose that’s got the tech world achatter.

Certain classes of diesel fuel are dyed red under regulations of the US Environmental Protection Agency and Internal Revenue Service. The goals of these regulations are to minimize emissions and ...

Tilt sensors are essential components in security alarm systems today. Standalone tilt sensors sense tilt angle or movement. Tilt sensors can be implemented using mercury and roller ball technology, ...