Sometimes we need a non-contact liquid level sensor. There are several ways to build that, but the easiest is to try an optical liquid level sensor. You may already have an idea in mind since you are ...

Electronic devices and sensors that exhibit large amounts of mechanical deformability have many applications in smart wallpapers 1,2, physiological body sensors 3,4,5,6,7, and human-machine interfaces ...

Thanks to billions of years of evolution, cells are remarkably adept at detecting pathogens or toxic chemicals in the environment. Taking advantage of this natural surveillance capability, researchers ...