Since day one, the iPhone has come in various shades of black. (If you're the kind of person who calls "Space Grey" black.) But now it comes in an even deeper, darker, richer shade of black. But Apple ...
What do those colorful iPod Nano cases have in common with sapphires? In both substances the color is not on the surface, but integrated in the structure of the material. As usually, [Bill Hammack] ...