Chemistry: Crystals on water's edge

Chemistry: Crystals on water’s edge

Nature 474, 7349 (2011). doi:10.1038/474008a

Certain salt crystals are normally cube-shaped, but can take on a new shape and grow on the surface of tiny water droplets.Zhongping Zhang, Suhua Wang and their colleagues at the Chinese Academy of Sciences in Hefei mixed a water-based solution of either sodium chloride