A new take on the Midas touch: Changing the color of gold
Wednesday, October 24, 2012 - 10:01
in Physics & Chemistry
Red gold, green gold - a ground-breaking initiative has found a way of changing the colour of the world’s most iconic precious metal. Scientists have discovered that by embossing tiny raised or indented patterns onto the metal’s surface, they can change the way it absorbs and reflects light – ensuring our eyes don’t see it as ‘golden’ in colour at all.