A Perseid meteor shower lights up the night sky in Mitzpeh Ramon. Tal Nitzan

How city lights have made the stars disappear all over the Western world

Over 80% of world and 99% of U.S. and European populations live under light-polluted skies. This has implications.

“Nightfall,” written by Isaac Asimov in 1941, is one of the best science fiction stories ever written. The short story tells of a...

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