Stimulating Scents

Gee, your hair smells terrific! This is Sandra Tsing Loh with the Loh Down on Science. When we smell, odor molecules dock into special proteins that alert our brain. Mmmm…bacon! Biologists call these proteins olfactory receptors, or O-Rs, and they do more than just smell! All kinds of cells use

Smell Detector

Is the bathroom still smelly? Odorbot to the rescue! This is Sandra Tsing Loh with the Loh Down on Science. Ever dream of having a day when smelling unpleasant odors is a distant memory? Kenshi Hayashi and colleagues at Kyushu University share this dream. And they’re working on a solution: