How prevalent are food dyes in everyday items, and how harmful are they?
Artificial dyes made using chemicals and are thus regulated by the Food and Drug Administration to ensure their safety. But ...
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Why was the moon shades of red, orange and yellow last night? Here's what causes a "Blood Moon."
Shorter wavelengths of the color spectrum, like blue, scatter easily when they ... The full moon takes on several shades of red, orange and yellow when it's nearer the outer edges of Earth's ...