This entry in the Red Bull Creation contest uses a laser to charge up a glow-in-the-dark message board. The concept is something we’ve seen several times before. Since light can excite a ...

Turn a hand-held laser and some glow-in-the-dark paint into a glowing canvas. All you need to build a really cool UV-reactive drawing board is some glow-in-the-dark paint—you can find it ...

He added that till three years back there were about 60 per cent shops which had glow sign boards. “But with the license fees increasing, about 40 per cent of them have removed glow signboards ...