Glow in the Dark

The incandescent light bulb glows when current passes through the filament and heats it enough to release light. (photo credit kessLflickrZ)
Here’s a handy list of things that glow in the dark. I’m talking about objects and substances that truly emit light and glow on their own. This is different from a list of things that glow under black light, which are fluorescent and phosphorescent, not truly luminescent. Really glowing includes […]

Things That Glow in the Dark

Modern glowing pigments glow brightly enough to cast a shadow.
Did you have glow in the dark stars on your ceiling as a kid? The old stars would glow green (sometimes orange or yellow) and faded fairly quickly. If you were to get glowing stars to put on your ceiling today, chances are they would glow much more brightly, last […]

How Glow in the Dark Stars Work

Soft Contact Lens (Nieuw)
Have you ever wondered whether contact lenses glow or fluoresce under a black light? Here’s an interesting question from a reader: I have a friend who constantly loses a contact lens. I was wondering if I bought him a black light flashlight, if the light would help him find a […]

Do Contact Lenses Glow Under Black Light?

The striped bark scorpion glows under black light. (Ralph Arvesen) 5
Have you ever noticed a lot of common stuff glows under┬áblack light or ultraviolet light. What things have you seen glow in the dark? Offer your idea or read about glowing materials observed by other readers. Ground up Vitamin B Tablets Glow Under Black Light When one ground up pill […]

Stuff That Glows Under Black Light

Things that glow under black light
A black light is a type of light bulb that emits mostly ultraviolet radiation. Although most bulbs also give off a faint violet glow, the majority of the light is outside the visible range. This energetic radiation excites molecules, often producing fluorescence or phosphorescence. A visible photon is released when […]

List of Things That Glow Under Black Light