8/31/2023 0 Comments Clear the skies world quest![]() ![]() “Other colors were made from natural materials that you perhaps processed, but blue as a pigment didn’t already exist and had to be created," says Mark Pollard, professor of archeological science at University of Oxford. The scarcity of blue in the natural world has, for much of history, made it hard to reproduce. Even the feathers of birds, from blue jays to bluebirds, are not truly blue but the result of a biologically sophisticated trick of the eye. ![]() Yet elsewhere blue appears infrequently, coloring only a handful of minerals and less than 10 percent of flowering plants. It’s all around us in clear skies and bodies of water. It’s easy to think of blue as a naturally pervasive color.
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