IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. As knowledge of materials and ...

FLAGSTAFF — Since the passage in the 1980s of Flagstaff's comprehensive lighting ordinance, the golden hues of low-pressure sodium lights have come to prevail in Flagstaff skies. They are a response ...

Researchers will begin testing special lighting this summer that could illuminate beachside parking lots, boardwalks and parks without luring sea turtle hatchlings to their deaths. Bright lights on ...

If you go outside at night and look up at the sky, the chances are that if you're living near a city, you're not going to see much. That's because cities and towns have been steadily increasing their ...

The stars at night don't appear as big and bright as they used to, thanks to cities washing out the sky with excessive, misdirected light, astronomers say. The glow troubles astronomers trying to pick ...

There was a time when street lighting means someone had to go light the lamps. Electricity changed that, but street and outdoor lighting has been quietly going through a new revolution: LEDs. The ...