Here's a collection of photos of materials that glow in the dark. Why do objects glow? It could be due to radioactive decay or a chemiluminescent reaction or any of a variety of other types of luminescence.
- Glowing Mountain DewYou can't drink glowing Mountain Dew, but it's still a fun glow-in-the-dark project.
- Glowing Mr CleanMany cleaners are fluorescent. One example is Mr. Clean, shown here illuminated by a black light.
- Glowing Canola OilCanola oil is one type of vegetable oil that glows under black light.
- Fluorescent MineralsThis is a collection of fluorescent minerals, shown under ultraviolet light.
- Tonic Water GlowThe quinine in tonic water causes it to grow bright blue under a black light.
- Glowing Laundry DetergentMost laundry detergent glows under a black light.
- Jellyfish BioluminescenceMany jellyfish exhibit bioluminescence, like that seen from this Aequorea victoria specimen.
- Glowing Magic PowerballsShining a black light on magic powerballs makes them glow brightly in vivid neon colors.
- Glowing SkullThis glowing skull was made by sponging laundry detergent over a stencil.
- Glowing Ice BallThis sphere made from ice glows because fluorescent highlighter ink was added to the water.
- Glow in the Dark Test TubeThis test tube has been filled with a glow in the dark liquid.
- Graphic Index
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