The Wenatchee World

Weather:

Weather

The latest extended forecast from The Weather Channel

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This Afternoon

Hi47° Scattered Showers

Tonight

Lo34° Slight Chc Rain

Monday

Hi42° Mostly Sunny

Monday Night

Lo32° Slight Chc Rain

Tuesday

Hi39° Chance Rain

Tuesday Night

Lo33° Slight Chc Rain

Wednesday

Hi38° Chance Rain

Wednesday Night

Lo28° Mostly Cloudy

Christmas Day

Hi34° Mostly Sunny

Thursday Night

Lo24° Mostly Clear

Science in the public eye

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PHILADELPHIA — “That, to me, looks like Egyptian blue,” Lynn Grant said as she scrutinized a painting on mud plaster from more than 3,100 years ago. Colleague Molly Gleeson agreed, but was curious why tests showed that the paint contained iron — not a standard ingredient in the ancient blue pigment.

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