A novel new test for bacteria in fluids makes it as easy as observing a color change to confirm the presence of ...

After filling in the outline with bacteria that express different pigments as they grow, she incubates them until the microbes pack the plate, revealing the bookish images. To mimic the background ...

Maybe its red color is a bit worrisome. Maybe the wound is starting to ooze a bit. Maybe you vaguely recall hearing or reading something about some kind of bacterial infection that is popping up ...