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Articles on Fluorescence

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A simple two-dimensional grid can convey a lot of information – whether making pictures with Lite-Brite or storing data in DNA. Justin Day/Flickr

DNA ‘Lite-Brite’ is a promising way to archive data for decades or longer

DNA has been storing vast amounts of biological information for billions of years. Researchers are working to harness DNA for archiving data. A new method uses light to simplify the process.
While some things glow all the time, glow-in-the-dark paint must be ‘told to glow’ - just like a phone needs to be charged or it won’t work. Mai Lam/The Conversation NY-BD-CC

Curious Kids: How does glow in the dark paint work?

You can see glow-in-the dark paint, but if you touch it, it is just as cold as the bedroom wall. So the glowing of the paint is different to the glowing of a light bulb.

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