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The U.S. has never adopted the metric system. A kidnapped scientist and lost mathematical treasure could help explain why.
Sometimes winter snowstorms lead to a surprise day off from school. But will snow days soon become a thing of the past?
A NASA spacecraft will pass closer to the sun than ever before with the hope of solving some of the star’s greatest mysteries.
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Constructing Explanations: Analyze a photo of an intriguing natural phenomenon.
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November 19 is World Toilet Day, meant to raise awareness about the importance of sanitation. Check out these facts and figures about toilets.