Image of the Week: Salt Crystal Fluorescence Fluorescence from potassium chloride and magnesium chloride crystals as Alexa 488 dye dries on a coverslip, shown in pseudocolor. [2024 #OPNPhotoContest Honorable Mention] —Siddharth Rawat, UNSW Sydney, Sydney, Australia *Link in Bio #Salt #Crystal #Fluorescence #pseudocolor