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Glow roads - Printable Version +- High Frontier Forums (http://highfrontier.com/forum) +-- Forum: General (http://highfrontier.com/forum/forumdisplay.php?fid=1) +--- Forum: Real Space (http://highfrontier.com/forum/forumdisplay.php?fid=16) +--- Thread: Glow roads (/showthread.php?tid=152)

Glow roads - Pye-rate - 05-11-2016 I remember these from 1950's Sci-Fi novels. http://inhabitat.com/glow-in-the-dark-cement-could-illuminate-dark-highways-without-electricity/