Members can download this article in PDF format. Light sensors detect the presence or absence of light, and the intensity of that light. These sensors then convert light energy into an electrical ...

Researchers at Harvard University and Jiangsu University developed a technique for not only identifying infected cells, but also tracking the infection over time as the cells developed. They published ...

In case you thought that cameras, LiDAR, infrared sensors, and the like weren’t enough for Big Brother to track you, researchers from Carnegie Mellon University have found a way to track human ...

Dragonflies can see deeper red light than humans and this discovery may help scientists develop better medical tools.