A new smart bracelet sensor detects emotions using AI without relying on the face. It analyzes bodily signals such as ...

To estimate the weight of a rock, you pick it up. Is it rough, or smooth? You run a finger over it. We're constantly gathering information through our sense of touch, which is closely connected to how ...

A few weeks back, we reported on a research group that figured out how to measure heartrate using perturbations in WiFi signals. [Nick Bild] was interested in this so-called “Pulse-Fi” ...

Imagine being able to print a medical sensor or an agricultural device right where you need it—whether in a hospital, a farm, ...