How crepuscular rays work
Published 08/15/2012, The Jamestown Sun
Last night a raft of clouds drifted across the gibbous moon and rays of darkness shot across the sky. What I saw were crepuscular rays, more familiar during the daytime when sunlight shines between towering clouds to create a spreading fan of sunbeams and shadows. Dust and moisture in the atmosphere make the beams of light stand out even better.Word count: 420
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