You don’t see this too often. In fact, you don’t see them at all with the naked eye because they are at the atomic level! I’m talking about nanoparticles and Marta Rossell of ETH Zurich and Rolf Erni of the Swiss Federal Laboratories for Materials Science and Technology (EMPA) have grabbed the first ever 3D images of a silver nanoparticle (all 784 atoms) using a special electron microscope at Lawrence Berkeley National Laboratory.
Read the article at: Popsci