In a new book, an evolutionary biologist explains why blue didn’t ‘exist’ a few centuries ago
An excerpt from ‘Extraordinary: Stories of Science from Everyday Life’, by Aparna Agarwal.(Blue)...
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Tag: #blue
Why is the sky blue? Why is the ocean blue? The answers aren’t the same.
Most of us, upon learning that the skies and oceans are blue, hear the myth that “one is...
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Where does the water in a well come from?
In the water sector, the focus on fixing demand and supply is taking us away the real problem:...
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