Thousands of years before Yves Klein, Joni Mitchell, Pablo Picasso, or Miles Davis, blue was famously the obsession of the Ancient Egyptians, who used different hues of the color to permanently adorn the tombs of pharaohs, wall paintings, statues, and myriad objets d’art. The earliest-known artificial pigment, so-called “Egyptian blue” was created by heating malachite, quartz sand, and other materials at 1,500 to 2,000 degrees Fahrenheit in a process later adopted by the Romans, but was largely forgotten by the time of the Renaissance. Now, a team of researchers has concocted not one but a dozen recipes for the prized dye. The group published their findings last month in the journal NPJ Heritage Science, delving into the various combinations of raw materials and heating times used to develop the Egyptian blue. Read the full story by mayapontone at the link in bio. . . . 1 - The Carnegie Musuem of Natural History team is at the Edward O’Neil Research Center taking samples of blue pi...