A multilayered semiconductor acting as an optical sensor opens the way to miniaturized, adjunct spectrometers.

Star Wars wouldn't be Star Wars without lightsabers. The weapon of choice for both Jedi and Sith, they are, as Obi-Wan Kenobi so wisely put it, "an elegant weapon for a more civilized age." In each ...

With heart rate monitors now standard in smartwatches and fitness trackers, electrocardiograms (ECG/EKG) have rapidly become a common feature in health wearables. The technology aims to assist ...