This specimen is one of 115 samples of "fine and rare chemicals" produced by John Uri Lloyd for display at the Cincinnati Industrial Exposition of 1875. Lloyd was presumably awarded a "blue ribbon" ...

Look up tonight, and you’ll see more than just bright lights, you’re watching chemistry in action. If you’ve ever wondered how fireworks get their color, it all comes down to science ...

Magnesium may help with sleep, constipation, muscle contractions, and anxiety. Discover our pick of the best magnesium supplements here.

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