Wearable technologies are starting to reshape how people manage health. Continuous glucose monitors that measure blood sugar ...

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

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 ...

The check engine light is the worst kind of message. It tells you something is wrong without telling you what, and the dealership will happily charge a ...

Nanosensors are chemical or mechanical sensors that can be used to detect the presence of chemical species and nanoparticles, or monitor physical parameters such as temperature, on the nanoscale. They ...