New Method Turns Electronic Waste Into Gold
The gold nugget obtained from computer motherboards in three parts. The largest of these parts is around five millimeters wide. Credit: ETH Zurich / Alan KovacevicTransforming base materials into gold was one of the elusive goals of the alchemists of yore. Now Professor Raffaele Mezzenga from the Department of Health Sciences and Technology at ETH Zurich has accomplished a modern parallel to this quest. While he hasn’t changed one chemical element into gold as alchemists dreamed, he has successfully extracted gold from…