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

While other car parts like catalytic converters are common targets for thieves, radar sensors from modern Honda vehicles are ...

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level, or a ...

You don't need to spend a fortune on a high-tech alarm system. Here are easy ways to outsmart burglars.