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Energy-Saving Streetlight Turns Off On Cloudless, Moonlit Nights Illustration: Lunar-Resonant Streetlight Responds to Brightness of Night Sky Energy-Saving Streetlight Turns Off On Cloudless, Moonlit Nights Illustration: Lunar-Resonant Streetlight Responds to Brightness of Night Sky

Energy-Saving Streetlight Turns Off On Cloudless, Moonlit Nights Illustration: Lunar-Resonant Streetlight Responds to Brightness of Night Sky

by Steven Johnson
November 9, 2010


We asked the inventor-illustrator Steven M. Johnson to find examples of products and ideas that move the world forward in creative ways. This week, he reports on Civil Twilight Collective’s prize-winning Lunar-Resonant Streetlight. The lamp responds to the brightness of the night sky, turning off completely on a cloudless, full moon night.
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