Neon signs look cool as hell, there’s no denying. Ain’t nothing more retro than a glowing tube in the shape of a cocktail, but how do neon lights work? The rest of this article is behind a paywall.

With a strategic (and light) touch, a Day-Glo yellow or green that screams instead of whispers can punch up your space without doing too much. Welcome to Color Stories, a series where we look at how ...