Brilliant idea to show people light in action.

The Marktplatz metro station in Karlsruhe has a couple of colored ceiling lights (red, green, and blue) focused on a spot on the platform. This creates the illusion of white light as it fools our brains.
Color Dance
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Jason Edmunds
Penny Grubb
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Jul 18, 2023
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Brilliant idea to show people light in action. It wasn't there last time I was in Karlsruhe but that was a long time ago. Great picture.
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Written by Penny Grubb
1.6K Followers
·766 Following
An award-winning crime novelist & long-time amateur poultry keeper, who specialised in teaching methods, healthcare & software engineering as an academic.
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