Lumps of gold molded into rings, coins and ingots have been highly prized for millennia. But recently, scientists have realized that nanoparticles of the metal could also become a valued commodity. In labs around the world, gold nanoparticles are being tested as components in technology and medicines.
Animation by Nature Video and Dog and Rabbit.
Produced with support from World Gold Council . For information from the sponsor, please click here.
Nature has full responsibility for all editorial content, including Nature Video content. This content is editorially independent of sponsors.